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0a578711a2
Adding the tests cases alone for WL#4165, disabled mysql-test/t/disabled.def: WL#4165 (Prepared statements: validation) mysql-test/r/ps_ddl.result: WL#4165 (Prepared statements: validation) mysql-test/t/ps_ddl.test: WL#4165 (Prepared statements: validation)
2329 lines
68 KiB
Text
2329 lines
68 KiB
Text
=====================================================================
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Testing 1: NOTHING -> TABLE transitions
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=====================================================================
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drop table if exists t1;
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SELECT VARIABLE_VALUE from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
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into @base_count ;
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prepare stmt from 'select * from t1';
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ERROR 42S02: Table 'test.t1' doesn't exist
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=====================================================================
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Testing 2: NOTHING -> TEMPORARY TABLE transitions
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=====================================================================
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=====================================================================
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Testing 3: NOTHING -> VIEW transitions
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=====================================================================
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=====================================================================
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Testing 4: TABLE -> NOTHING transitions
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=====================================================================
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drop table if exists t4;
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SELECT VARIABLE_VALUE from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
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into @base_count ;
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create table t4(a int);
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prepare stmt from 'select * from t4';
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execute stmt;
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a
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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execute stmt;
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a
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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drop table t4;
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execute stmt;
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ERROR 42S02: Table 'test.t4' doesn't exist
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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execute stmt;
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ERROR 42S02: Table 'test.t4' doesn't exist
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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=====================================================================
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Testing 5: TABLE -> TABLE (DDL) transitions
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=====================================================================
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drop table if exists t5;
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SELECT VARIABLE_VALUE from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
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into @base_count ;
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create table t5(a int);
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prepare stmt from 'select * from t5';
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execute stmt;
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a
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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execute stmt;
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a
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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alter table t5 add column (b int);
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execute stmt;
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a b
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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1
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execute stmt;
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a b
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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1
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drop table t5;
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=====================================================================
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Testing 6: TABLE -> TABLE (TRIGGER) transitions
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=====================================================================
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drop table if exists t6;
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SELECT VARIABLE_VALUE from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
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into @base_count ;
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create table t6(a int);
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prepare stmt from 'insert into t6(a) value (?)';
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set @val=1;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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set @val=2;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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create trigger t6_bi before insert on t6 for each row
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begin
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set @message= "t6_bi";
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end
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$$
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set @message="none";
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set @val=3;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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1
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select @message;
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@message
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t6_bi
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set @val=4;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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1
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select @message;
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@message
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t6_bi
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prepare stmt from 'insert into t6(a) value (?)';
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set @message="none";
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set @val=5;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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1
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select @message;
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@message
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t6_bi
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set @message="none";
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set @val=6;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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1
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select @message;
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@message
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t6_bi
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create trigger t6_bd before delete on t6 for each row
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begin
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set @message= "t6_bd";
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end
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$$
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set @message="none";
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set @val=7;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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1
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select @message;
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@message
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t6_bi
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set @message="none";
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set @val=8;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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1
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select @message;
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@message
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t6_bi
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prepare stmt from 'insert into t6(a) value (?)';
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set @message="none";
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set @val=9;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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1
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select @message;
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@message
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t6_bi
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set @message="none";
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set @val=10;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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1
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select @message;
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@message
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t6_bi
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drop trigger t6_bi;
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create trigger t6_bi before insert on t6 for each row
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begin
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set @message= "t6_bi (2)";
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end
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$$
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set @message="none";
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set @val=11;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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2
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select @message;
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@message
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t6_bi (2)
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set @val=12;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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2
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select @message;
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@message
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t6_bi (2)
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prepare stmt from 'insert into t6(a) value (?)';
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set @message="none";
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set @val=13;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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2
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select @message;
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@message
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t6_bi (2)
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set @message="none";
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set @val=14;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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2
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select @message;
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@message
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t6_bi (2)
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drop trigger t6_bd;
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create trigger t6_bd before delete on t6 for each row
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begin
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set @message= "t6_bd (2)";
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end
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$$
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set @message="none";
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set @val=15;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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2
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select @message;
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@message
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t6_bi (2)
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set @message="none";
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set @val=16;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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2
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select @message;
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@message
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t6_bi (2)
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prepare stmt from 'insert into t6(a) value (?)';
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set @message="none";
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set @val=17;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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2
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select @message;
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@message
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t6_bi (2)
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set @message="none";
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set @val=18;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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2
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select @message;
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@message
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t6_bi (2)
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drop trigger t6_bi;
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set @message="none";
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set @val=19;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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2
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select @message;
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@message
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none
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set @val=20;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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2
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select @message;
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@message
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none
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prepare stmt from 'insert into t6(a) value (?)';
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set @message="none";
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set @val=21;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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2
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select @message;
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@message
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none
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set @val=22;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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2
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select @message;
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@message
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none
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drop trigger t6_bd;
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set @val=23;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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2
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select @message;
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@message
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none
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set @val=24;
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execute stmt using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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2
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select @message;
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@message
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none
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select * from t6 order by a;
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a
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1
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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12
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13
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14
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15
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16
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17
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18
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19
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20
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21
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22
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23
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24
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drop table t6;
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=====================================================================
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Testing 7: TABLE -> TABLE (TRIGGER dependencies) transitions
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=====================================================================
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drop table if exists t7_proc;
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drop table if exists t7_func;
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drop table if exists t7_view;
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drop table if exists t7_table;
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drop table if exists t7_dependent_table;
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drop table if exists t7_table_trigger;
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drop table if exists t7_audit;
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drop procedure if exists audit_proc;
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drop function if exists audit_func;
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drop view if exists audit_view;
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SELECT VARIABLE_VALUE from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
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into @base_count ;
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create table t7_proc(a int);
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create table t7_func(a int);
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create table t7_view(a int);
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create table t7_table(a int);
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create table t7_table_trigger(a int);
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create table t7_audit(old_a int, new_a int, reason varchar(50));
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create table t7_dependent_table(old_a int, new_a int, reason varchar(50));
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create procedure audit_proc(a int)
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insert into t7_audit values (NULL, a, "proc v1");
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create function audit_func() returns varchar(50)
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return "func v1";
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create view audit_view as select "view v1" as reason from dual;
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create trigger t7_proc_bi before insert on t7_proc for each row
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call audit_proc(NEW.a);
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create trigger t7_func_bi before insert on t7_func for each row
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insert into t7_audit values (NULL, NEW.a, audit_func());
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create trigger t7_view_bi before insert on t7_view for each row
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insert into t7_audit values (NULL, NEW.a, (select reason from audit_view));
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create trigger t7_table_bi before insert on t7_table for each row
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insert into t7_dependent_table values (NULL, NEW.a, "dependent table");
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create trigger t7_table_trigger_bi before insert on t7_dependent_table
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for each row set NEW.reason="trigger v1";
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prepare stmt_proc from 'insert into t7_proc(a) value (?)';
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set @val=101;
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execute stmt_proc using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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set @val=102;
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execute stmt_proc using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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drop procedure audit_proc;
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create procedure audit_proc(a int)
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insert into t7_audit values (NULL, a, "proc v2");
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set @val=103;
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execute stmt_proc using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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set @val=104;
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execute stmt_proc using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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prepare stmt_func from 'insert into t7_func(a) value (?)';
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set @val=201;
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execute stmt_func using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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set @val=202;
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execute stmt_func using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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drop function audit_func;
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create function audit_func() returns varchar(50)
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return "func v2";
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set @val=203;
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execute stmt_func using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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set @val=204;
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execute stmt_func using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
|
|
0
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prepare stmt_view from 'insert into t7_view(a) value (?)';
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set @val=301;
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execute stmt_view using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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set @val=302;
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execute stmt_view using @val;
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SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
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INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
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REPREPARED
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0
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drop view audit_view;
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create view audit_view as select "view v2" as reason from dual;
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set @val=303;
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execute stmt_view using @val;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
set @val=304;
|
|
execute stmt_view using @val;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
prepare stmt_table from 'insert into t7_table(a) value (?)';
|
|
set @val=401;
|
|
execute stmt_table using @val;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
set @val=402;
|
|
execute stmt_table using @val;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
alter table t7_dependent_table add column comments varchar(100) default NULL;
|
|
set @val=403;
|
|
execute stmt_table using @val;
|
|
ERROR 21S01: Column count doesn't match value count at row 1
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
2
|
|
set @val=404;
|
|
execute stmt_table using @val;
|
|
ERROR 21S01: Column count doesn't match value count at row 1
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
2
|
|
alter table t7_dependent_table drop column comments;
|
|
set @val=405;
|
|
execute stmt_table using @val;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
3
|
|
set @val=406;
|
|
execute stmt_table using @val;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
3
|
|
prepare stmt_table_trigger from 'insert into t7_table(a) value (?)';
|
|
set @val=501;
|
|
execute stmt_table_trigger using @val;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
3
|
|
set @val=502;
|
|
execute stmt_table_trigger using @val;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
3
|
|
drop trigger t7_table_trigger_bi;
|
|
create trigger t7_table_trigger_bi before insert on t7_dependent_table
|
|
for each row set NEW.reason="trigger v2";
|
|
set @val=503;
|
|
execute stmt_table_trigger using @val;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
4
|
|
set @val=504;
|
|
execute stmt_table_trigger using @val;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
4
|
|
select * from t7_audit order by new_a;
|
|
old_a new_a reason
|
|
NULL 101 proc v1
|
|
NULL 102 proc v1
|
|
NULL 103 proc v2
|
|
NULL 104 proc v2
|
|
NULL 201 func v1
|
|
NULL 202 func v1
|
|
NULL 203 func v2
|
|
NULL 204 func v2
|
|
NULL 301 view v1
|
|
NULL 302 view v1
|
|
NULL 303 view v1
|
|
NULL 304 view v1
|
|
select * from t7_dependent_table order by new_a;
|
|
old_a new_a reason
|
|
NULL 401 trigger v1
|
|
NULL 402 trigger v1
|
|
NULL 405 trigger v1
|
|
NULL 406 trigger v1
|
|
NULL 501 trigger v1
|
|
NULL 502 trigger v1
|
|
NULL 503 trigger v2
|
|
NULL 504 trigger v2
|
|
drop table t7_proc;
|
|
drop table t7_func;
|
|
drop table t7_view;
|
|
drop table t7_table;
|
|
drop table t7_dependent_table;
|
|
drop table t7_table_trigger;
|
|
drop table t7_audit;
|
|
drop procedure audit_proc;
|
|
drop function audit_func;
|
|
drop view audit_view;
|
|
=====================================================================
|
|
Testing 8: TABLE -> TEMPORARY TABLE transitions
|
|
=====================================================================
|
|
drop table if exists t8;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table t8(a int);
|
|
prepare stmt from 'select * from t8';
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table t8;
|
|
create temporary table t8(a int);
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
drop table t8;
|
|
=====================================================================
|
|
Testing 9: TABLE -> VIEW transitions
|
|
=====================================================================
|
|
drop table if exists t9;
|
|
drop table if exists t9_b;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table t9(a int);
|
|
create table t9_b(a int);
|
|
prepare stmt from 'select * from t9';
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table t9;
|
|
create view t9 as select * from t9_b;
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
drop view t9;
|
|
drop table t9_b;
|
|
=====================================================================
|
|
Testing 10: TEMPORARY TABLE -> NOTHING transitions
|
|
=====================================================================
|
|
drop temporary table if exists t10;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create temporary table t10(a int);
|
|
prepare stmt from 'select * from t10';
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop temporary table t10;
|
|
execute stmt;
|
|
ERROR 42S02: Table 'test.t10' doesn't exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
ERROR 42S02: Table 'test.t10' doesn't exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
=====================================================================
|
|
Testing 11: TEMPORARY TABLE -> TABLE transitions
|
|
=====================================================================
|
|
drop table if exists t11;
|
|
drop temporary table if exists t11;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table t11(a int);
|
|
insert into t11(a) value (1);
|
|
create temporary table t11(a int);
|
|
prepare stmt from 'select * from t11';
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop temporary table t11;
|
|
execute stmt;
|
|
a
|
|
1
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
execute stmt;
|
|
a
|
|
1
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
select * from t11;
|
|
a
|
|
1
|
|
drop table t11;
|
|
=====================================================================
|
|
Testing 12: TEMPORARY TABLE -> TEMPORARY TABLE (DDL) transitions
|
|
=====================================================================
|
|
drop temporary table if exists t12;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create temporary table t12(a int);
|
|
prepare stmt from 'select * from t12';
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop temporary table t12;
|
|
create temporary table t12(a int, b int);
|
|
execute stmt;
|
|
a b
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
execute stmt;
|
|
a b
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
select * from t12;
|
|
a b
|
|
drop table t12;
|
|
=====================================================================
|
|
Testing 13: TEMPORARY TABLE -> VIEW transitions
|
|
=====================================================================
|
|
drop temporary table if exists t13;
|
|
drop table if exists t13_b;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create temporary table t13(a int);
|
|
create table t13_b(a int);
|
|
prepare stmt from 'select * from t13';
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop temporary table t13;
|
|
create view t13 as select * from t13_b;
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
drop view t13;
|
|
drop table t13_b;
|
|
=====================================================================
|
|
Testing 14: VIEW -> NOTHING transitions
|
|
=====================================================================
|
|
drop view if exists t14;
|
|
drop table if exists t14_b;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table t14_b(a int);
|
|
create view t14 as select * from t14_b;
|
|
prepare stmt from 'select * from t14';
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop view t14;
|
|
execute stmt;
|
|
ERROR 42S02: Table 'test.t14' doesn't exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
execute stmt;
|
|
ERROR 42S02: Table 'test.t14' doesn't exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
drop table t14_b;
|
|
=====================================================================
|
|
Testing 15: VIEW -> TABLE transitions
|
|
=====================================================================
|
|
drop view if exists t15;
|
|
drop table if exists t15_b;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table t15_b(a int);
|
|
create view t15 as select * from t15_b;
|
|
prepare stmt from 'select * from t15';
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop view t15;
|
|
create table t15(a int);
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
drop table t15_b;
|
|
drop table t15;
|
|
=====================================================================
|
|
Testing 16: VIEW -> TEMPORARY TABLE transitions
|
|
=====================================================================
|
|
drop view if exists t16;
|
|
drop table if exists t16_b;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table t16_b(a int);
|
|
create view t16 as select * from t16_b;
|
|
prepare stmt from 'select * from t16';
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop view t16;
|
|
create temporary table t16(a int);
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
drop table t16_b;
|
|
drop temporary table t16;
|
|
=====================================================================
|
|
Testing 17: VIEW -> VIEW (DDL) transitions
|
|
=====================================================================
|
|
drop view if exists t17;
|
|
drop table if exists t17_b;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table t17_b(a int);
|
|
insert into t17_b values (10), (20), (30);
|
|
create view t17 as select a, 2*a as b, 3*a as c from t17_b;
|
|
select * from t17;
|
|
a b c
|
|
10 20 30
|
|
20 40 60
|
|
30 60 90
|
|
prepare stmt from 'select * from t17';
|
|
execute stmt;
|
|
a b c
|
|
10 20 30
|
|
20 40 60
|
|
30 60 90
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a b c
|
|
10 20 30
|
|
20 40 60
|
|
30 60 90
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop view t17;
|
|
create view t17 as select a, 2*a as b, 10*a as c from t17_b;
|
|
select * from t17;
|
|
a b c
|
|
10 20 100
|
|
20 40 200
|
|
30 60 300
|
|
execute stmt;
|
|
a b c
|
|
10 20 100
|
|
20 40 200
|
|
30 60 300
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
execute stmt;
|
|
a b c
|
|
10 20 100
|
|
20 40 200
|
|
30 60 300
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
drop table t17_b;
|
|
drop view t17;
|
|
=====================================================================
|
|
Testing 18: VIEW -> VIEW (VIEW dependencies) transitions
|
|
=====================================================================
|
|
drop table if exists t18;
|
|
drop table if exists t18_dependent_table;
|
|
drop view if exists t18_func;
|
|
drop view if exists t18_view;
|
|
drop view if exists t18_table;
|
|
drop function if exists view_func;
|
|
drop view if exists view_view;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table t18(a int);
|
|
insert into t18 values (1), (2), (3);
|
|
create function view_func(x int) returns int
|
|
return x+1;
|
|
create view view_view as select "view v1" as reason from dual;
|
|
create table t18_dependent_table(a int);
|
|
create view t18_func as select a, view_func(a) as b from t18;
|
|
create view t18_view as select a, reason as b from t18, view_view;
|
|
create view t18_table as select * from t18;
|
|
prepare stmt_func from 'select * from t18_func';
|
|
execute stmt_func;
|
|
a b
|
|
1 2
|
|
2 3
|
|
3 4
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt_func;
|
|
a b
|
|
1 2
|
|
2 3
|
|
3 4
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop function view_func;
|
|
create function view_func(x int) returns int
|
|
return x*x;
|
|
execute stmt_func;
|
|
a b
|
|
1 1
|
|
2 4
|
|
3 9
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt_func;
|
|
a b
|
|
1 1
|
|
2 4
|
|
3 9
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
prepare stmt_view from 'select * from t18_view';
|
|
execute stmt_view;
|
|
a b
|
|
1 view v1
|
|
2 view v1
|
|
3 view v1
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt_view;
|
|
a b
|
|
1 view v1
|
|
2 view v1
|
|
3 view v1
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop view view_view;
|
|
create view view_view as select "view v2" as reason from dual;
|
|
execute stmt_view;
|
|
a b
|
|
1 view v2
|
|
2 view v2
|
|
3 view v2
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
execute stmt_view;
|
|
a b
|
|
1 view v2
|
|
2 view v2
|
|
3 view v2
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
prepare stmt_table from 'select * from t18_table';
|
|
execute stmt_table;
|
|
a
|
|
1
|
|
2
|
|
3
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
execute stmt_table;
|
|
a
|
|
1
|
|
2
|
|
3
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
alter table t18 add column comments varchar(50) default NULL;
|
|
execute stmt_table;
|
|
a
|
|
1
|
|
2
|
|
3
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
2
|
|
execute stmt_table;
|
|
a
|
|
1
|
|
2
|
|
3
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
2
|
|
drop table t18;
|
|
drop table t18_dependent_table;
|
|
drop view t18_func;
|
|
drop view t18_view;
|
|
drop view t18_table;
|
|
drop function view_func;
|
|
drop view view_view;
|
|
=====================================================================
|
|
Testing 19: Special tables (INFORMATION_SCHEMA)
|
|
=====================================================================
|
|
drop procedure if exists proc_19;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
prepare stmt from
|
|
'select ROUTINE_SCHEMA, ROUTINE_NAME, ROUTINE_TYPE
|
|
from INFORMATION_SCHEMA.ROUTINES where
|
|
routine_name=\'proc_19\'';
|
|
create procedure proc_19() select "hi there";
|
|
execute stmt;
|
|
ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE
|
|
test proc_19 PROCEDURE
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE
|
|
test proc_19 PROCEDURE
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop procedure proc_19;
|
|
create procedure proc_19() select "hi there, again";
|
|
execute stmt;
|
|
ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE
|
|
test proc_19 PROCEDURE
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
ROUTINE_SCHEMA ROUTINE_NAME ROUTINE_TYPE
|
|
test proc_19 PROCEDURE
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop procedure proc_19;
|
|
=====================================================================
|
|
Testing 20: Special tables (log tables)
|
|
=====================================================================
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
prepare stmt from
|
|
'select * from mysql.general_log where argument=\'IMPOSSIBLE QUERY STRING\'';
|
|
execute stmt;
|
|
event_time user_host thread_id server_id command_type argument
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
event_time user_host thread_id server_id command_type argument
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
event_time user_host thread_id server_id command_type argument
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
event_time user_host thread_id server_id command_type argument
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
=====================================================================
|
|
Testing 21: Special tables (system tables)
|
|
=====================================================================
|
|
drop procedure if exists proc_21;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
prepare stmt from
|
|
'select type, db, name from mysql.proc where name=\'proc_21\'';
|
|
create procedure proc_21() select "hi there";
|
|
execute stmt;
|
|
type db name
|
|
PROCEDURE test proc_21
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
type db name
|
|
PROCEDURE test proc_21
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop procedure proc_21;
|
|
create procedure proc_21() select "hi there, again";
|
|
execute stmt;
|
|
type db name
|
|
PROCEDURE test proc_21
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
type db name
|
|
PROCEDURE test proc_21
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop procedure proc_21;
|
|
=====================================================================
|
|
Testing 22: Special tables (views temp tables)
|
|
=====================================================================
|
|
drop table if exists t22_b;
|
|
drop view if exists t22;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table t22_b(a int);
|
|
create algorithm=temptable view t22 as select a*a as a2 from t22_b;
|
|
show create view t22;
|
|
View Create View character_set_client collation_connection
|
|
t22 CREATE ALGORITHM=TEMPTABLE DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `t22` AS select (`t22_b`.`a` * `t22_b`.`a`) AS `a2` from `t22_b` latin1 latin1_swedish_ci
|
|
prepare stmt from 'select * from t22';
|
|
insert into t22_b values (1), (2), (3);
|
|
execute stmt;
|
|
a2
|
|
1
|
|
4
|
|
9
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a2
|
|
1
|
|
4
|
|
9
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
insert into t22_b values (4), (5), (6);
|
|
execute stmt;
|
|
a2
|
|
1
|
|
4
|
|
9
|
|
16
|
|
25
|
|
36
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a2
|
|
1
|
|
4
|
|
9
|
|
16
|
|
25
|
|
36
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table t22_b;
|
|
drop view t22;
|
|
=====================================================================
|
|
Testing 23: Special tables (internal join tables)
|
|
=====================================================================
|
|
drop table if exists t23_a;
|
|
drop table if exists t23_b;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table t23_a(a int);
|
|
create table t23_b(b int);
|
|
prepare stmt from 'select * from t23_a join t23_b';
|
|
insert into t23_a values (1), (2), (3);
|
|
insert into t23_b values (10), (20), (30);
|
|
execute stmt;
|
|
a b
|
|
1 10
|
|
2 10
|
|
3 10
|
|
1 20
|
|
2 20
|
|
3 20
|
|
1 30
|
|
2 30
|
|
3 30
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a b
|
|
1 10
|
|
2 10
|
|
3 10
|
|
1 20
|
|
2 20
|
|
3 20
|
|
1 30
|
|
2 30
|
|
3 30
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
insert into t23_a values (4);
|
|
insert into t23_b values (40);
|
|
execute stmt;
|
|
a b
|
|
1 10
|
|
2 10
|
|
3 10
|
|
4 10
|
|
1 20
|
|
2 20
|
|
3 20
|
|
4 20
|
|
1 30
|
|
2 30
|
|
3 30
|
|
4 30
|
|
1 40
|
|
2 40
|
|
3 40
|
|
4 40
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a b
|
|
1 10
|
|
2 10
|
|
3 10
|
|
4 10
|
|
1 20
|
|
2 20
|
|
3 20
|
|
4 20
|
|
1 30
|
|
2 30
|
|
3 30
|
|
4 30
|
|
1 40
|
|
2 40
|
|
3 40
|
|
4 40
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table t23_a;
|
|
drop table t23_b;
|
|
=====================================================================
|
|
Testing 24: Special statements
|
|
=====================================================================
|
|
drop table if exists t24_alter;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table t24_alter(a int);
|
|
prepare stmt from 'alter table t24_alter add column b int';
|
|
execute stmt;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table t24_alter;
|
|
create table t24_alter(a1 int, a2 int);
|
|
execute stmt;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
alter table t24_alter drop column b;
|
|
execute stmt;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
alter table t24_alter drop column b;
|
|
execute stmt;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table t24_alter;
|
|
drop table if exists t24_repair;
|
|
create table t24_repair(a int);
|
|
insert into t24_repair values (1), (2), (3);
|
|
prepare stmt from 'repair table t24_repair';
|
|
execute stmt;
|
|
Table Op Msg_type Msg_text
|
|
test.t24_repair repair status OK
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table t24_repair;
|
|
create table t24_repair(a1 int, a2 int);
|
|
insert into t24_repair values (1, 10), (2, 20), (3, 30);
|
|
execute stmt;
|
|
Table Op Msg_type Msg_text
|
|
test.t24_repair repair status OK
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
alter table t24_repair add column b varchar(50) default NULL;
|
|
execute stmt;
|
|
Table Op Msg_type Msg_text
|
|
test.t24_repair repair status OK
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
alter table t24_repair drop column b;
|
|
execute stmt;
|
|
Table Op Msg_type Msg_text
|
|
test.t24_repair repair status OK
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table t24_repair;
|
|
drop table if exists t24_analyze;
|
|
create table t24_analyze(a int);
|
|
insert into t24_analyze values (1), (2), (3);
|
|
prepare stmt from 'analyze table t24_analyze';
|
|
execute stmt;
|
|
Table Op Msg_type Msg_text
|
|
test.t24_analyze analyze status OK
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table t24_analyze;
|
|
create table t24_analyze(a1 int, a2 int);
|
|
insert into t24_analyze values (1, 10), (2, 20), (3, 30);
|
|
execute stmt;
|
|
Table Op Msg_type Msg_text
|
|
test.t24_analyze analyze status OK
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
alter table t24_analyze add column b varchar(50) default NULL;
|
|
execute stmt;
|
|
Table Op Msg_type Msg_text
|
|
test.t24_analyze analyze status OK
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
alter table t24_analyze drop column b;
|
|
execute stmt;
|
|
Table Op Msg_type Msg_text
|
|
test.t24_analyze analyze status OK
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table t24_analyze;
|
|
drop table if exists t24_optimize;
|
|
create table t24_optimize(a int);
|
|
insert into t24_optimize values (1), (2), (3);
|
|
prepare stmt from 'optimize table t24_optimize';
|
|
execute stmt;
|
|
Table Op Msg_type Msg_text
|
|
test.t24_optimize optimize status OK
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table t24_optimize;
|
|
create table t24_optimize(a1 int, a2 int);
|
|
insert into t24_optimize values (1, 10), (2, 20), (3, 30);
|
|
execute stmt;
|
|
Table Op Msg_type Msg_text
|
|
test.t24_optimize optimize status OK
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
alter table t24_optimize add column b varchar(50) default NULL;
|
|
execute stmt;
|
|
Table Op Msg_type Msg_text
|
|
test.t24_optimize optimize status OK
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
alter table t24_optimize drop column b;
|
|
execute stmt;
|
|
Table Op Msg_type Msg_text
|
|
test.t24_optimize optimize status OK
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table t24_optimize;
|
|
drop procedure if exists changing_proc;
|
|
prepare stmt from 'show create procedure changing_proc';
|
|
execute stmt;
|
|
ERROR 42000: PROCEDURE changing_proc does not exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
ERROR 42000: PROCEDURE changing_proc does not exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
create procedure changing_proc() begin end;
|
|
execute stmt;
|
|
Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation
|
|
changing_proc CREATE DEFINER=`root`@`localhost` PROCEDURE `changing_proc`()
|
|
begin end latin1 latin1_swedish_ci latin1_swedish_ci
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation
|
|
changing_proc CREATE DEFINER=`root`@`localhost` PROCEDURE `changing_proc`()
|
|
begin end latin1 latin1_swedish_ci latin1_swedish_ci
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop procedure changing_proc;
|
|
create procedure changing_proc(x int, y int) begin end;
|
|
execute stmt;
|
|
Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation
|
|
changing_proc CREATE DEFINER=`root`@`localhost` PROCEDURE `changing_proc`(x int, y int)
|
|
begin end latin1 latin1_swedish_ci latin1_swedish_ci
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation
|
|
changing_proc CREATE DEFINER=`root`@`localhost` PROCEDURE `changing_proc`(x int, y int)
|
|
begin end latin1 latin1_swedish_ci latin1_swedish_ci
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop procedure changing_proc;
|
|
execute stmt;
|
|
ERROR 42000: PROCEDURE changing_proc does not exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
ERROR 42000: PROCEDURE changing_proc does not exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop function if exists changing_func;
|
|
prepare stmt from 'show create function changing_func';
|
|
execute stmt;
|
|
ERROR 42000: FUNCTION changing_func does not exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
ERROR 42000: FUNCTION changing_func does not exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
create function changing_func() returns int return 0;
|
|
execute stmt;
|
|
Function sql_mode Create Function character_set_client collation_connection Database Collation
|
|
changing_func CREATE DEFINER=`root`@`localhost` FUNCTION `changing_func`() RETURNS int(11)
|
|
return 0 latin1 latin1_swedish_ci latin1_swedish_ci
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
Function sql_mode Create Function character_set_client collation_connection Database Collation
|
|
changing_func CREATE DEFINER=`root`@`localhost` FUNCTION `changing_func`() RETURNS int(11)
|
|
return 0 latin1 latin1_swedish_ci latin1_swedish_ci
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop function changing_func;
|
|
create function changing_func(x int, y int) returns int return x+y;
|
|
execute stmt;
|
|
Function sql_mode Create Function character_set_client collation_connection Database Collation
|
|
changing_func CREATE DEFINER=`root`@`localhost` FUNCTION `changing_func`(x int, y int) RETURNS int(11)
|
|
return x+y latin1 latin1_swedish_ci latin1_swedish_ci
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
Function sql_mode Create Function character_set_client collation_connection Database Collation
|
|
changing_func CREATE DEFINER=`root`@`localhost` FUNCTION `changing_func`(x int, y int) RETURNS int(11)
|
|
return x+y latin1 latin1_swedish_ci latin1_swedish_ci
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop function changing_func;
|
|
execute stmt;
|
|
ERROR 42000: FUNCTION changing_func does not exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
ERROR 42000: FUNCTION changing_func does not exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table if exists t24_trigger;
|
|
create table t24_trigger(a int);
|
|
prepare stmt from 'show create trigger t24_bi;';
|
|
execute stmt;
|
|
ERROR HY000: Trigger does not exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
ERROR HY000: Trigger does not exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
create trigger t24_bi before insert on t24_trigger for each row
|
|
begin
|
|
set @message= "t24_bi";
|
|
end
|
|
$$
|
|
execute stmt;
|
|
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation
|
|
t24_bi CREATE DEFINER=`root`@`localhost` trigger t24_bi before insert on t24_trigger for each row
|
|
begin
|
|
set @message= "t24_bi";
|
|
end latin1 latin1_swedish_ci latin1_swedish_ci
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation
|
|
t24_bi CREATE DEFINER=`root`@`localhost` trigger t24_bi before insert on t24_trigger for each row
|
|
begin
|
|
set @message= "t24_bi";
|
|
end latin1 latin1_swedish_ci latin1_swedish_ci
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop trigger t24_bi;
|
|
create trigger t24_bi before insert on t24_trigger for each row
|
|
begin
|
|
set @message= "t24_bi (2)";
|
|
end
|
|
$$
|
|
execute stmt;
|
|
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation
|
|
t24_bi CREATE DEFINER=`root`@`localhost` trigger t24_bi before insert on t24_trigger for each row
|
|
begin
|
|
set @message= "t24_bi (2)";
|
|
end latin1 latin1_swedish_ci latin1_swedish_ci
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation
|
|
t24_bi CREATE DEFINER=`root`@`localhost` trigger t24_bi before insert on t24_trigger for each row
|
|
begin
|
|
set @message= "t24_bi (2)";
|
|
end latin1 latin1_swedish_ci latin1_swedish_ci
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop trigger t24_bi;
|
|
execute stmt;
|
|
ERROR HY000: Trigger does not exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
ERROR HY000: Trigger does not exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table t24_trigger;
|
|
=====================================================================
|
|
Testing 25: Testing the strength of TABLE_SHARE version
|
|
=====================================================================
|
|
drop table if exists t25_num_col;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table t25_num_col(a int);
|
|
prepare stmt from 'select * from t25_num_col';
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
alter table t25_num_col add column b varchar(50) default NULL;
|
|
execute stmt;
|
|
a b
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
execute stmt;
|
|
a b
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
drop table t25_num_col;
|
|
drop table if exists t25_col_name;
|
|
create table t25_col_name(a int);
|
|
prepare stmt from 'select * from t25_col_name';
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
alter table t25_col_name change a b int;
|
|
execute stmt;
|
|
b
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
2
|
|
execute stmt;
|
|
b
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
2
|
|
drop table t25_col_name;
|
|
drop table if exists t25_col_type;
|
|
create table t25_col_type(a int);
|
|
prepare stmt from 'select * from t25_col_type';
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
2
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
2
|
|
alter table t25_col_type change a a varchar(10);
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
3
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
3
|
|
drop table t25_col_type;
|
|
drop table if exists t25_col_type_length;
|
|
create table t25_col_type_length(a varchar(10));
|
|
prepare stmt from 'select * from t25_col_type_length';
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
3
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
3
|
|
alter table t25_col_type_length change a a varchar(20);
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
4
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
4
|
|
drop table t25_col_type_length;
|
|
drop table if exists t25_col_null;
|
|
create table t25_col_null(a varchar(10));
|
|
prepare stmt from 'select * from t25_col_null';
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
4
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
4
|
|
alter table t25_col_null change a a varchar(10) NOT NULL;
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
5
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
5
|
|
drop table t25_col_null;
|
|
drop table if exists t25_col_default;
|
|
create table t25_col_default(a int, b int DEFAULT 10);
|
|
prepare stmt from 'insert into t25_col_default(a) values (?)';
|
|
set @val=1;
|
|
execute stmt using @val;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
5
|
|
set @val=2;
|
|
execute stmt using @val;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
5
|
|
alter table t25_col_default change b b int DEFAULT 20;
|
|
set @val=3;
|
|
execute stmt using @val;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
5
|
|
set @val=4;
|
|
execute stmt using @val;
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
5
|
|
select * from t25_col_default;
|
|
a b
|
|
1 10
|
|
2 10
|
|
3 20
|
|
4 20
|
|
drop table t25_col_default;
|
|
drop table if exists t25_index;
|
|
create table t25_index(a varchar(10));
|
|
prepare stmt from 'select * from t25_index';
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
5
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
5
|
|
create index i1 on t25_index(a);
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
6
|
|
execute stmt;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
6
|
|
drop table t25_index;
|
|
drop table if exists t25_index_unique;
|
|
create table t25_index_unique(a varchar(10), b varchar(10));
|
|
create index i1 on t25_index_unique(a, b);
|
|
show create table t25_index_unique;
|
|
Table Create Table
|
|
t25_index_unique CREATE TABLE `t25_index_unique` (
|
|
`a` varchar(10) DEFAULT NULL,
|
|
`b` varchar(10) DEFAULT NULL,
|
|
KEY `i1` (`a`,`b`)
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1
|
|
prepare stmt from 'select * from t25_index_unique';
|
|
execute stmt;
|
|
a b
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
6
|
|
execute stmt;
|
|
a b
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
6
|
|
alter table t25_index_unique drop index i1;
|
|
create unique index i1 on t25_index_unique(a, b);
|
|
show create table t25_index_unique;
|
|
Table Create Table
|
|
t25_index_unique CREATE TABLE `t25_index_unique` (
|
|
`a` varchar(10) DEFAULT NULL,
|
|
`b` varchar(10) DEFAULT NULL,
|
|
UNIQUE KEY `i1` (`a`,`b`)
|
|
) ENGINE=MyISAM DEFAULT CHARSET=latin1
|
|
execute stmt;
|
|
a b
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
7
|
|
execute stmt;
|
|
a b
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
7
|
|
drop table t25_index_unique;
|
|
=====================================================================
|
|
Testing reported bugs
|
|
=====================================================================
|
|
drop table if exists table_12093;
|
|
drop function if exists func_12093;
|
|
drop function if exists func_12093_unrelated;
|
|
drop procedure if exists proc_12093;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table table_12093(a int);
|
|
create function func_12093()
|
|
returns int
|
|
begin
|
|
return (select count(*) from table_12093);
|
|
end//
|
|
create procedure proc_12093(a int)
|
|
begin
|
|
select * from table_12093;
|
|
end//
|
|
create function func_12093_unrelated() returns int return 2;
|
|
create procedure proc_12093_unrelated() begin end;
|
|
prepare stmt_sf from 'select func_12093();';
|
|
prepare stmt_sp from 'call proc_12093(func_12093())';
|
|
execute stmt_sf;
|
|
func_12093()
|
|
0
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt_sp;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop function func_12093_unrelated;
|
|
drop procedure proc_12093_unrelated;
|
|
execute stmt_sf;
|
|
func_12093()
|
|
0
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt_sp;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt_sf;
|
|
func_12093()
|
|
0
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt_sp;
|
|
a
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
deallocate prepare stmt_sf;
|
|
deallocate prepare stmt_sp;
|
|
drop table table_12093;
|
|
drop function func_12093;
|
|
drop procedure proc_12093;
|
|
drop function if exists func_21294;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create function func_21294() returns int return 10;
|
|
prepare stmt from "select func_21294()";
|
|
execute stmt;
|
|
func_21294()
|
|
10
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop function func_21294;
|
|
create function func_21294() returns int return 10;
|
|
execute stmt;
|
|
func_21294()
|
|
10
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop function func_21294;
|
|
create function func_21294() returns int return 20;
|
|
execute stmt;
|
|
func_21294()
|
|
20
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
deallocate prepare stmt;
|
|
drop function func_21294;
|
|
drop table if exists t_27420_100;
|
|
drop table if exists t_27420_101;
|
|
drop view if exists v_27420;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table t_27420_100(a int);
|
|
insert into t_27420_100 values (1), (2);
|
|
create table t_27420_101(a int);
|
|
insert into t_27420_101 values (1), (2);
|
|
create view v_27420 as select t_27420_100.a X, t_27420_101.a Y
|
|
from t_27420_100, t_27420_101
|
|
where t_27420_100.a=t_27420_101.a;
|
|
prepare stmt from 'select * from v_27420';
|
|
execute stmt;
|
|
X Y
|
|
1 1
|
|
2 2
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop view v_27420;
|
|
create table v_27420(X int, Y int);
|
|
execute stmt;
|
|
X Y
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
drop table v_27420;
|
|
create table v_27420 (a int, b int, filler char(200));
|
|
execute stmt;
|
|
a b filler
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
2
|
|
deallocate prepare stmt;
|
|
drop table t_27420_100;
|
|
drop table t_27420_101;
|
|
drop table v_27420;
|
|
drop table if exists t_27430_1;
|
|
drop table if exists t_27430_2;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table t_27430_1 (a int not null, oref int not null, key(a));
|
|
insert into t_27430_1 values
|
|
(1, 1),
|
|
(1, 1234),
|
|
(2, 3),
|
|
(2, 1234),
|
|
(3, 1234);
|
|
create table t_27430_2 (a int not null, oref int not null);
|
|
insert into t_27430_2 values
|
|
(1, 1),
|
|
(2, 2),
|
|
(1234, 3),
|
|
(1234, 4);
|
|
prepare stmt from
|
|
'select oref, a, a in (select a from t_27430_1 where oref=t_27430_2.oref) Z from t_27430_2';
|
|
execute stmt;
|
|
oref a Z
|
|
1 1 1
|
|
2 2 0
|
|
3 1234 0
|
|
4 1234 0
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
oref a Z
|
|
1 1 1
|
|
2 2 0
|
|
3 1234 0
|
|
4 1234 0
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table t_27430_1, t_27430_2;
|
|
create table t_27430_1 (a int, oref int, key(a));
|
|
insert into t_27430_1 values
|
|
(1, 1),
|
|
(1, NULL),
|
|
(2, 3),
|
|
(2, NULL),
|
|
(3, NULL);
|
|
create table t_27430_2 (a int, oref int);
|
|
insert into t_27430_2 values
|
|
(1, 1),
|
|
(2,2),
|
|
(NULL, 3),
|
|
(NULL, 4);
|
|
execute stmt;
|
|
oref a Z
|
|
1 1 1
|
|
2 2 0
|
|
3 NULL NULL
|
|
4 NULL 0
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
execute stmt;
|
|
oref a Z
|
|
1 1 1
|
|
2 2 0
|
|
3 NULL NULL
|
|
4 NULL 0
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
deallocate prepare stmt;
|
|
drop table t_27430_1;
|
|
drop table t_27430_2;
|
|
drop table if exists t_27690_1;
|
|
drop view if exists v_27690_1;
|
|
drop table if exists v_27690_2;
|
|
SELECT VARIABLE_VALUE from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE'
|
|
into @base_count ;
|
|
create table t_27690_1 (a int, b int);
|
|
insert into t_27690_1 values (1,1),(2,2);
|
|
create table v_27690_1 as select * from t_27690_1;
|
|
create table v_27690_2 as select * from t_27690_1;
|
|
prepare stmt from 'select * from v_27690_1, v_27690_2';
|
|
execute stmt;
|
|
a b a b
|
|
1 1 1 1
|
|
2 2 1 1
|
|
1 1 2 2
|
|
2 2 2 2
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
a b a b
|
|
1 1 1 1
|
|
2 2 1 1
|
|
1 1 2 2
|
|
2 2 2 2
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
drop table v_27690_1;
|
|
execute stmt;
|
|
ERROR 42S02: Table 'test.v_27690_1' doesn't exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
execute stmt;
|
|
ERROR 42S02: Table 'test.v_27690_1' doesn't exist
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
0
|
|
create view v_27690_1 as select A.a, A.b from t_27690_1 A, t_27690_1 B;
|
|
execute stmt;
|
|
a b a b
|
|
1 1 1 1
|
|
2 2 1 1
|
|
1 1 1 1
|
|
2 2 1 1
|
|
1 1 2 2
|
|
2 2 2 2
|
|
1 1 2 2
|
|
2 2 2 2
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
execute stmt;
|
|
a b a b
|
|
1 1 1 1
|
|
2 2 1 1
|
|
1 1 1 1
|
|
2 2 1 1
|
|
1 1 2 2
|
|
2 2 2 2
|
|
1 1 2 2
|
|
2 2 2 2
|
|
SELECT VARIABLE_VALUE - @base_count AS REPREPARED from
|
|
INFORMATION_SCHEMA.SESSION_STATUS where variable_name='COM_STMT_REPREPARE' ;
|
|
REPREPARED
|
|
1
|
|
deallocate prepare stmt;
|
|
drop table t_27690_1;
|
|
drop view v_27690_1;
|
|
drop table v_27690_2;
|