197 lines
6.1 KiB
Plaintext
197 lines
6.1 KiB
Plaintext
drop table if exists t1,t2;
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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 error Corrupt
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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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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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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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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 view v_bug5719 as select * from t1;
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lock tables v_bug5719 write;
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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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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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