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60 lines
2.1 KiB
Text
60 lines
2.1 KiB
Text
create table t1 (f1 int primary key) engine=innodb;
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create table t2 (f2 int primary key) engine=innodb;
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create table t3 (f3 int primary key, foreign key (f3) references t2(f2)) engine=innodb;
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insert into t1 values (1),(2),(3),(4),(5);
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insert into t2 values (1),(2),(3),(4),(5);
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insert into t3 values (1),(2),(3),(4),(5);
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connect con1,localhost,root;
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set debug_sync='alter_table_before_rename_result_table signal g1 wait_for g2';
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alter table t2 add constraint foreign key (f2) references t1(f1) on delete cascade on update cascade;
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connection default;
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set debug_sync='before_execute_sql_command wait_for g1';
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update t1 set f1 = f1 + 100000 limit 2;
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connect con2,localhost,root;
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kill query UPDATE;
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disconnect con2;
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connection default;
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ERROR 70100: Query execution was interrupted
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set debug_sync='now signal g2';
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connection con1;
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show create table t2;
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Table Create Table
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t2 CREATE TABLE `t2` (
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`f2` int(11) NOT NULL,
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PRIMARY KEY (`f2`),
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CONSTRAINT `t2_ibfk_1` FOREIGN KEY (`f2`) REFERENCES `t1` (`f1`) ON DELETE CASCADE ON UPDATE CASCADE
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) ENGINE=InnoDB DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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disconnect con1;
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connection default;
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select * from t2 where f2 not in (select f1 from t1);
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f2
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select * from t3 where f3 not in (select f2 from t2);
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f3
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drop table t3;
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drop table t2;
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drop table t1;
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set debug_sync='reset';
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#
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# MDEV-16060 - InnoDB: Failing assertion: ut_strcmp(index->name, key->name)
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#
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CREATE TABLE t1 (`pk` INT PRIMARY KEY) ENGINE=InnoDB;
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CREATE TABLE t2 LIKE t1;
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FLUSH TABLES;
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SET debug_sync='alter_table_intermediate_table_created SIGNAL ready WAIT_FOR go';
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ALTER TABLE t1 ADD FOREIGN KEY(pk) REFERENCES t2(pk) ON UPDATE CASCADE;
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connect con1, localhost, root;
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SET debug_sync='now WAIT_FOR ready';
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SET lock_wait_timeout=0;
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UPDATE t2 SET pk=10 WHERE pk=1;
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ERROR HY000: Lock wait timeout exceeded; try restarting transaction
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PREPARE stmt FROM 'UPDATE t2 SET pk=10 WHERE pk=1';
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DEALLOCATE PREPARE stmt;
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SET debug_sync='now SIGNAL go';
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connection default;
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disconnect con1;
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connection default;
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SET debug_sync='reset';
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SHOW OPEN TABLES FROM test;
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Database Table In_use Name_locked
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test t2 0 0
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DROP TABLE t1, t2;
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