mariadb/mysql-test/t/ps.test

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Text

#
# SQL Syntax for Prepared Statements test
#
--disable_warnings
drop table if exists t1,t2;
--enable_warnings
create table t1
(
a int primary key,
b char(10)
);
insert into t1 values (1,'one');
insert into t1 values (2,'two');
insert into t1 values (3,'three');
insert into t1 values (4,'four');
# basic functionality
set @a=2;
prepare stmt1 from 'select * from t1 where a <= ?';
execute stmt1 using @a;
set @a=3;
execute stmt1 using @a;
# non-existant statement
--error 1243
deallocate prepare no_such_statement;
--error 1210
execute stmt1;
# Nesting ps commands is not allowed:
--error 1064
prepare stmt2 from 'prepare nested_stmt from "select 1"';
--error 1064
prepare stmt2 from 'execute stmt1';
--error 1064
prepare stmt2 from 'deallocate prepare z';
# PS insert
prepare stmt3 from 'insert into t1 values (?,?)';
set @arg1=5, @arg2='five';
execute stmt3 using @arg1, @arg2;
select * from t1 where a>3;
# PS update
prepare stmt4 from 'update t1 set a=? where b=?';
set @arg1=55, @arg2='five';
execute stmt4 using @arg1, @arg2;
select * from t1 where a>3;
# PS create/delete
prepare stmt4 from 'create table t2 (a int)';
execute stmt4;
prepare stmt4 from 'drop table t2';
execute stmt4;
# Do something that will cause error
--error 1051
execute stmt4;
# placeholders in result field names.
prepare stmt5 from 'select ? + a from t1';
set @a=1;
execute stmt5 using @a;
execute stmt5 using @no_such_var;
set @nullvar=1;
set @nullvar=NULL;
execute stmt5 using @nullvar;
set @nullvar2=NULL;
execute stmt5 using @nullvar2;
# Check that multiple SQL statements are disabled inside PREPARE
--error 1064
prepare stmt6 from 'select 1; select2';
--error 1064
prepare stmt6 from 'insert into t1 values (5,"five"); select2';
# This shouldn't parse
--error 1064
explain prepare stmt6 from 'insert into t1 values (5,"five"); select2';
create table t2
(
a int
);
insert into t2 values (0);
# parameter is NULL
set @arg00=NULL ;
prepare stmt1 from 'select 1 FROM t2 where a=?' ;
execute stmt1 using @arg00 ;
# prepare using variables:
--error 1064
prepare stmt1 from @nosuchvar;
set @ivar= 1234;
--error 1064
prepare stmt1 from @ivar;
set @fvar= 123.4567;
--error 1064
prepare stmt1 from @fvar;
set @str1 = 'select ?';
set @str2 = convert(@str1 using ucs2);
prepare stmt1 from @str2;
execute stmt1 using @ivar;
drop table t1,t2;