mirror of
https://github.com/MariaDB/server.git
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559 lines
17 KiB
Text
559 lines
17 KiB
Text
drop table if exists t1,t2,t3;
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CREATE TABLE t1 ( `id` int(11) NOT NULL default '0', `id2` int(11) NOT NULL default '0', `id3` int(11) NOT NULL default '0', `dummy1` char(30) default NULL, PRIMARY KEY (`id`,`id2`), KEY `index_id3` (`id3`)) ENGINE=MyISAM;
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insert into t1 (id,id2) values (1,1),(1,2),(1,3);
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LOCK TABLE t1 WRITE;
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select dummy1,count(distinct id) from t1 group by dummy1;
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dummy1 count(distinct id)
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NULL 1
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update t1 set id=-1 where id=1;
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LOCK TABLE t1 READ;
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update t1 set id=1 where id=1;
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ERROR HY000: Table 't1' was locked with a READ lock and can't be updated
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create table t2 SELECT * from t1;
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ERROR HY000: Table 't2' was not locked with LOCK TABLES
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create temporary table t2 SELECT * from t1;
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drop table if exists t2;
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unlock tables;
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create table t2 SELECT * from t1;
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LOCK TABLE t1 WRITE,t2 write;
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insert into t2 SELECT * from t1;
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update t1 set id=1 where id=-1;
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drop table t1,t2;
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CREATE TABLE t1 (
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index1 smallint(6) default NULL,
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nr smallint(6) default NULL,
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KEY index1(index1)
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) ENGINE=MyISAM;
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CREATE TABLE t2 (
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nr smallint(6) default NULL,
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name varchar(20) default NULL
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) ENGINE=MyISAM;
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INSERT INTO t2 VALUES (1,'item1');
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INSERT INTO t2 VALUES (2,'item2');
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lock tables t1 write, t2 read;
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insert into t1 select 1,nr from t2 where name='item1';
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insert into t1 select 2,nr from t2 where name='item2';
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unlock tables;
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check table t1;
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Table Op Msg_type Msg_text
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test.t1 check status OK
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lock tables t1 write;
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check table t2;
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Table Op Msg_type Msg_text
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test.t2 check Error Table 't2' was not locked with LOCK TABLES
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test.t2 check status Operation failed
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insert into t1 select index1,nr from t1;
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ERROR HY000: Table 't1' was not locked with LOCK TABLES
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unlock tables;
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lock tables t1 write, t1 as t1_alias read;
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insert into t1 select index1,nr from t1 as t1_alias;
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drop table t1,t2;
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ERROR HY000: Table 't2' was not locked with LOCK TABLES
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unlock tables;
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drop table t1,t2;
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create table t1 (c1 int);
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create table t2 (c1 int);
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create table t3 (c1 int);
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lock tables t1 write, t2 write, t3 write;
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drop table t2, t3, t1;
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create table t1 (c1 int);
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create table t2 (c1 int);
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create table t3 (c1 int);
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lock tables t1 write, t2 write, t3 write, t1 as t4 read;
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alter table t2 add column c2 int;
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drop table t1, t2, t3;
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create table t1 ( a int(11) not null auto_increment, primary key(a));
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create table t2 ( a int(11) not null auto_increment, primary key(a));
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lock tables t1 write, t2 read;
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delete from t1 using t1,t2 where t1.a=t2.a;
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delete t1 from t1,t2 where t1.a=t2.a;
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delete from t2 using t1,t2 where t1.a=t2.a;
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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delete t2 from t1,t2 where t1.a=t2.a;
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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drop table t1,t2;
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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unlock tables;
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drop table t2,t1;
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End of 4.1 tests.
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drop table if exists t1;
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create table t1 (a int);
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lock table t1 write;
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flush tables with read lock;
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ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
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unlock tables;
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drop table t1;
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1 (i INT);
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LOCK TABLES mysql.time_zone READ, mysql.proc READ, t1 READ;
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UNLOCK TABLES;
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LOCK TABLES mysql.time_zone READ, mysql.proc READ, t1 WRITE;
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UNLOCK TABLES;
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LOCK TABLES mysql.time_zone READ, mysql.proc READ;
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UNLOCK TABLES;
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LOCK TABLES mysql.time_zone WRITE, mysql.proc WRITE;
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UNLOCK TABLES;
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LOCK TABLES mysql.time_zone READ, mysql.proc WRITE, t1 READ;
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ERROR HY000: You can't combine write-locking of system tables with other tables or lock types
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LOCK TABLES mysql.time_zone WRITE, mysql.proc WRITE, t1 READ;
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ERROR HY000: You can't combine write-locking of system tables with other tables or lock types
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LOCK TABLES mysql.time_zone WRITE, mysql.proc WRITE, t1 WRITE;
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ERROR HY000: You can't combine write-locking of system tables with other tables or lock types
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LOCK TABLES mysql.time_zone READ, mysql.proc WRITE;
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ERROR HY000: You can't combine write-locking of system tables with other tables or lock types
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DROP TABLE t1;
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Bug#5719 impossible to lock VIEW
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Just covering existing behaviour with tests.
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Consistency has not been found here.
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drop view if exists v_bug5719;
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drop table if exists t1, t2, t3;
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create table t1 (a int);
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create temporary table t2 (a int);
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create table t3 (a int);
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create view v_bug5719 as select 1;
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lock table v_bug5719 write;
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select * from t1;
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ERROR HY000: Table 't1' was not locked with LOCK TABLES
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Allowed to select from a temporary talbe under LOCK TABLES
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select * from t2;
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a
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select * from t3;
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ERROR HY000: Table 't3' was not locked with LOCK TABLES
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select * from v_bug5719;
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1
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1
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drop view v_bug5719;
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ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
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sic: did not left LOCK TABLES mode automatically
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select * from t1;
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ERROR HY000: Table 't1' was not locked with LOCK TABLES
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unlock tables;
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create or replace view v_bug5719 as select * from t1;
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lock tables v_bug5719 read;
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select * from v_bug5719;
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a
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Allowed to use an underlying table under LOCK TABLES <view>
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select * from t1;
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a
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Allowed to select from a temporary table under LOCK TABLES
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select * from t2;
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a
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select * from t3;
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ERROR HY000: Table 't3' was not locked with LOCK TABLES
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Dropping of implicitly locked table is disallowed.
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drop table t1;
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ERROR HY000: Table 't1' was locked with a READ lock and can't be updated
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unlock tables;
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Now let us also lock table explicitly and drop it.
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lock tables t1 write, v_bug5719 write;
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drop table t1;
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sic: left LOCK TABLES mode
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select * from t3;
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a
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select * from v_bug5719;
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ERROR HY000: View 'test.v_bug5719' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
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unlock tables;
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drop view v_bug5719;
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When limitation to use temporary tables in views is removed, please
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add a test that shows what happens under LOCK TABLES when a view
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references a temporary table, is locked, and the underlying table
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is dropped.
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create view v_bug5719 as select * from t2;
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ERROR HY000: View's SELECT refers to a temporary table 't2'
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Cleanup.
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drop table t2, t3;
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#
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# Bug#39843 DELETE requires write access to table in subquery in where clause
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#
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DROP TABLE IF EXISTS t1,t2;
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CREATE TABLE t1 (
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table1_rowid SMALLINT NOT NULL
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);
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CREATE TABLE t2 (
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table2_rowid SMALLINT NOT NULL
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);
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INSERT INTO t1 VALUES (1);
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INSERT INTO t2 VALUES (1);
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LOCK TABLES t1 WRITE, t2 READ;
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# Sub-select should not try to aquire a write lock.
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DELETE FROM t1
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WHERE EXISTS
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(
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SELECT 'x'
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FROM t2
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WHERE t1.table1_rowid = t2.table2_rowid
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) ;
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# While implementing the patch we didn't break old behavior;
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# The following sub-select should still requires a write lock:
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SELECT * FROM t1 WHERE 1 IN (SELECT * FROM t2 FOR UPDATE);
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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UNLOCK TABLES;
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DROP TABLE t1,t2;
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End of 5.1 tests.
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#
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# Ensure that FLUSH TABLES doesn't substitute a base locked table
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# with a temporary one.
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#
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drop table if exists t1, t2;
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create table t1 (a int);
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create table t2 (a int);
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lock table t1 write, t2 write;
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create temporary table t1 (a int);
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flush table t1;
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drop temporary table t1;
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select * from t1;
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a
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unlock tables;
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drop table t1, t2;
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#
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# Ensure that REPAIR .. USE_FRM works under LOCK TABLES.
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#
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drop table if exists t1, t2;
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create table t1 (a int);
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create table t2 (a int);
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lock table t1 write, t2 write;
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repair table t1 use_frm;
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Table Op Msg_type Msg_text
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test.t1 repair status OK
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repair table t1 use_frm;
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Table Op Msg_type Msg_text
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test.t1 repair status OK
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select * from t1;
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a
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select * from t2;
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a
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repair table t2 use_frm;
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Table Op Msg_type Msg_text
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test.t2 repair status OK
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repair table t2 use_frm;
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Table Op Msg_type Msg_text
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test.t2 repair status OK
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select * from t1;
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a
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unlock tables;
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drop table t1, t2;
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#
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# Ensure that mi_copy_status is called for two instances
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# of the same table when it is reopened after a flush.
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#
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drop table if exists t1;
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drop view if exists v1;
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create table t1 (c1 int);
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create view v1 as select * from t1;
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lock tables t1 write, v1 write;
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flush table t1;
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insert into t1 values (33);
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flush table t1;
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select * from t1;
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c1
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33
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unlock tables;
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drop table t1;
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drop view v1;
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#
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# WL#4284: Transactional DDL locking
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#
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drop table if exists t1;
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create table t1 (a int);
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connect con1,localhost,root,,;
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set autocommit= 0;
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insert into t1 values (1);
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lock table t1 write;
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# Ensure that metadata locks will be released if there is an open
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# transaction (autocommit=off) in conjunction with lock tables.
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disconnect con1;
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connection default;
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drop table t1;
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# Same problem but now for BEGIN
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drop table if exists t1;
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create table t1 (a int);
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connect con1,localhost,root,,;
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begin;
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insert into t1 values (1);
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# Ensure that metadata locks held by the transaction are released.
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disconnect con1;
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connection default;
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drop table t1;
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#
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# Coverage for situations when we try to execute DDL on tables
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# which are locked by LOCK TABLES only implicitly.
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#
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drop tables if exists t1, t2;
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drop view if exists v1;
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drop function if exists f1;
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create table t1 (i int);
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create table t2 (j int);
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#
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# Try to perform DDL on table which is locked through view.
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create view v1 as select * from t2;
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lock tables t1 write, v1 read;
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flush table t2;
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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drop table t2;
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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alter table t2 add column k int;
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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create trigger t2_bi before insert on t2 for each row set @a:=1;
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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# Repair produces error as part of its result set.
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repair table t2;
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Table Op Msg_type Msg_text
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test.t2 repair Error Table 't2' was locked with a READ lock and can't be updated
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test.t2 repair status Operation failed
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unlock tables;
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drop view v1;
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#
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# Now, try DDL on table which is locked through routine.
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create function f1 () returns int
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begin
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insert into t2 values (1);
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return 0;
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end|
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create view v1 as select f1() from t1;
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lock tables v1 read;
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flush table t2;
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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drop table t2;
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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alter table t2 add column k int;
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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create trigger t2_bi before insert on t2 for each row set @a:=1;
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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# Repair produces error as part of its result set.
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repair table t2;
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Table Op Msg_type Msg_text
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test.t2 repair Error Table 't2' was locked with a READ lock and can't be updated
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test.t2 repair status Operation failed
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unlock tables;
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drop view v1;
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drop function f1;
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#
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# Finally, try DDL on table which is locked thanks to trigger.
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create trigger t1_ai after insert on t1 for each row insert into t2 values (1);
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lock tables t1 write;
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flush table t2;
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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drop table t2;
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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alter table t2 add column k int;
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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create trigger t2_bi before insert on t2 for each row set @a:=1;
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ERROR HY000: Table 't2' was locked with a READ lock and can't be updated
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# Repair produces error as part of its result set.
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repair table t2;
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Table Op Msg_type Msg_text
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test.t2 repair Error Table 't2' was locked with a READ lock and can't be updated
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test.t2 repair status Operation failed
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unlock tables;
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drop trigger t1_ai;
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drop tables t1, t2;
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#
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# Bug#45035 " Altering table under LOCK TABLES results in
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# "Error 1213 Deadlock found..."
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#
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# When reopening tables under LOCK TABLES after ALTER TABLE,
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# 6.0 used to be taking thr_lock locks one by one, and
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# that would lead to a lock conflict.
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# Check that taking all locks at once works.
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#
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drop table if exists t1;
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create table t1 (i int);
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lock tables t1 write, t1 as a read, t1 as b read;
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alter table t1 add column j int;
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unlock tables;
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drop table t1;
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create temporary table t1 (i int);
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lock tables t1 write, t1 as a read, t1 as b read;
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alter table t1 add column j int;
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unlock tables;
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drop table t1;
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#
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# Separate case for partitioned tables is important
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# because each partition has an own thr_lock object.
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#
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create table t1 (i int) partition by list (i)
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(partition p0 values in (1),
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partition p1 values in (2,3),
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partition p2 values in (4,5));
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lock tables t1 write, t1 as a read, t1 as b read;
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alter table t1 add column j int;
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unlock tables;
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drop table t1;
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#
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# Bug #43272 HANDLER SQL command does not work under LOCK TABLES
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#
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1 (a INT);
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LOCK TABLE t1 WRITE;
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# HANDLER commands are not allowed in LOCK TABLES mode
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HANDLER t1 OPEN;
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ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
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HANDLER t1 READ FIRST;
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Got one of the listed errors
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HANDLER t1 CLOSE;
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ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
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UNLOCK TABLES;
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DROP TABLE t1;
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#
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# Bug#45066 FLUSH TABLES WITH READ LOCK deadlocks against
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# LOCK TABLE
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#
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1(a INT);
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LOCK TABLE t1 READ;
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FLUSH TABLES;
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ERROR HY000: Table 't1' was locked with a READ lock and can't be updated
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LOCK TABLE t1 WRITE;
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FLUSH TABLES;
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#
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# If you allow the next combination, you reintroduce bug Bug#45066
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#
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LOCK TABLE t1 READ;
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FLUSH TABLES WITH READ LOCK;
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ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
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LOCK TABLE t1 WRITE;
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FLUSH TABLES WITH READ LOCK;
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ERROR HY000: Can't execute the given command because you have active locked tables or an active transaction
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UNLOCK TABLES;
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DROP TABLE t1;
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#
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# Simplified test for bug #48538 "Assertion in thr_lock() on LOAD DATA
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# CONCURRENT INFILE".
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#
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1 (f1 INT, f2 INT) ENGINE = MEMORY;
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CREATE TRIGGER t1_ai AFTER INSERT ON t1 FOR EACH ROW
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UPDATE LOW_PRIORITY t1 SET f2 = 7;
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# Statement below should fail with ER_CANT_UPDATE_USED_TABLE_IN_SF_OR_TRG
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# error instead of failing on assertion in table-level locking subsystem.
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INSERT INTO t1(f1) VALUES(0);
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ERROR HY000: Can't update table 't1' in stored function/trigger because it is already used by statement which invoked this stored function/trigger
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DROP TABLE t1;
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#
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# Bug#43685 Lock table affects other non-related tables
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#
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DROP TABLE IF EXISTS t1, t2;
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connect con2, localhost, root;
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CREATE TABLE t1 (id INT);
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CREATE TABLE t2 (id INT);
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connection default;
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LOCK TABLE t1 WRITE;
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ANALYZE TABLE t1;
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Table Op Msg_type Msg_text
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test.t1 analyze status Engine-independent statistics collected
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test.t1 analyze status Table is already up to date
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connection con2;
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LOCK TABLE t2 WRITE;
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# This used to hang until the first connection
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# unlocked t1.
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FLUSH TABLE t2;
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UNLOCK TABLES;
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connection default;
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UNLOCK TABLES;
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DROP TABLE t1, t2;
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disconnect con2;
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#
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# End of 6.0 tests.
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#
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create table t1 (a int) engine=myisam;
|
|
lock tables t1 write concurrent, t1 as t2 read;
|
|
connect con1,localhost,root,,;
|
|
connection con1;
|
|
lock tables t1 read local;
|
|
unlock tables;
|
|
connection default;
|
|
unlock tables;
|
|
connection con1;
|
|
lock tables t1 read local;
|
|
connection default;
|
|
lock tables t1 write concurrent, t1 as t2 read;
|
|
unlock tables;
|
|
connection con1;
|
|
unlock tables;
|
|
disconnect con1;
|
|
connection default;
|
|
drop table t1;
|
|
#
|
|
# MDEV-15769: Assertion `!is_set() || (m_status == DA_OK_BULK && is_bulk_op())' failed in Diagnostics_area::set_ok_status
|
|
#
|
|
CREATE TABLE t1 (a INT);
|
|
CREATE TABLE t2 (b INT);
|
|
LOCK TABLE t1 READ;
|
|
connect con1,localhost,root,,test;
|
|
LOCK TABLE t2 WRITE;
|
|
SET lock_wait_timeout= 1;
|
|
FLUSH TABLES;
|
|
FLUSH TABLES t2;
|
|
UNLOCK TABLES;
|
|
disconnect con1;
|
|
connection default;
|
|
UNLOCK TABLES;
|
|
DROP TABLE t1, t2;
|
|
#
|
|
# MDEV-21398 Deadlock (server hang) or assertion failure in
|
|
# Diagnostics_area::set_error_status upon ALTER under lock
|
|
#
|
|
CREATE TABLE t1 (a INT) ENGINE=MyISAM;
|
|
LOCK TABLE t1 WRITE, t1 AS t1a READ;
|
|
ALTER TABLE t1 CHANGE COLUMN IF EXISTS x xx INT;
|
|
Warnings:
|
|
Note 1054 Unknown column 'x' in 't1'
|
|
UNLOCK TABLES;
|
|
DROP TABLE t1;
|
|
#
|
|
# End of 10.2 tests
|
|
#
|
|
#
|
|
# MDEV-24382 Assertion `thd->mdl_context.is_lock_owner(MDL_key::TABLE, db, table_name, MDL_EXCLUSIVE)'
|
|
# failed in tdc_remove_table
|
|
#
|
|
CREATE TABLE t (c INT);
|
|
LOCK TABLES t READ LOCAL;
|
|
CREATE TEMPORARY TABLE t (a INT) SELECT 1 AS a;
|
|
DROP SEQUENCE t;
|
|
ERROR 42S02: Unknown SEQUENCE: 'test.t'
|
|
DROP TEMPORARY TABLE t;
|
|
UNLOCK TABLES;
|
|
DROP TABLE t;
|
|
#
|
|
# End of 10.5 tests
|
|
#
|
|
#
|
|
# MDEV-19198 Assertion `(create_info->tmp_table()) || ....`
|
|
# failed in mysql_create_like_table
|
|
#
|
|
CREATE TABLE t1 (c INT);
|
|
CREATE TABLE t2 (c INT);
|
|
LOCK TABLES t1 WRITE, t2 READ;
|
|
CREATE TABLE IF NOT EXISTS t1 LIKE t2;
|
|
Warnings:
|
|
Note 1050 Table 't1' already exists
|
|
UNLOCK TABLES;
|
|
LOCK TABLES t1 READ , t2 READ;
|
|
CREATE TABLE IF NOT EXISTS t1 LIKE t2;
|
|
ERROR HY000: Table 't1' was locked with a READ lock and can't be updated
|
|
UNLOCK TABLES;
|
|
CREATE TABLE IF NOT EXISTS t1 LIKE t2;
|
|
Warnings:
|
|
Note 1050 Table 't1' already exists
|
|
DROP TABLES t1,t2;
|
|
#
|
|
# End of 10.6 tests
|
|
#
|