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Ensure that no adaptive hash index exists for any system tables, so that the blocked TRUNCATE TABLE t1 will not block the concurrent TRUNCATE TABLE t2.
128 lines
3.5 KiB
Plaintext
128 lines
3.5 KiB
Plaintext
--source include/have_innodb.inc
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--source include/have_debug.inc
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--source include/have_debug_sync.inc
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--source include/count_sessions.inc
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--echo #
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--echo # Bug #23070734 CONCURRENT TRUNCATE TABLES CAUSE STALLS
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--echo #
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SET @ahi= @@global.innodb_adaptive_hash_index;
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# Ensure that there is no adaptive hash index on any system tables,
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# or any other tables than the ones that we are creating below.
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SET GLOBAL innodb_adaptive_hash_index=OFF;
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SET GLOBAL innodb_adaptive_hash_index=ON;
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--echo Test_1 :- Check if DDL operations are possible on
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--echo table being truncated. Also check if
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--echo DDL operations on other tables succeed.
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create table t1 (f1 int,f2 int,key(f2),f3 int) engine=innodb;
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create index idx1 on t1(f3);
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create table t2 (f1 int,f2 int,key(f2),f3 int) engine=innodb;
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create table t3 (f1 int,f2 int,key(f2)) engine=innodb;
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insert into t1 values (10,20,30),(30,40,50),(50,60,70);
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insert into t1 select * from t1;
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insert into t1 select * from t1;
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insert into t1 select * from t1;
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insert into t2 values (10,20,30),(30,40,50),(50,60,70);
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insert into t2 select * from t2;
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insert into t2 select * from t2;
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insert into t2 select * from t2;
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insert into t3 values (10,20),(30,40),(50,50);
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insert into t3 select * from t3;
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insert into t3 select * from t3;
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SET session lock_wait_timeout = 1;
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connect (con1,localhost,root,,);
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SET DEBUG_SYNC= 'buffer_pool_scan SIGNAL started WAIT_FOR finish_scan';
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send truncate table t1;
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connection default;
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SET DEBUG_SYNC= 'now WAIT_FOR started';
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--echo Check Analyze table. Gives lock time out error.
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analyze table t1;
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--echo Check if we can turn off auto recalculation.
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--error ER_LOCK_WAIT_TIMEOUT
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alter table t1 STATS_AUTO_RECALC=0;
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--echo Check if we can turn off persistent stats on the table
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--error ER_LOCK_WAIT_TIMEOUT
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alter table t1 STATS_PERSISTENT=0;
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--echo Check if DML is possible on table being truncated
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--error ER_LOCK_WAIT_TIMEOUT
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insert into t1 values (10,89,99);
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--echo Check if DDL is possible on table being truncated
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--error ER_LOCK_WAIT_TIMEOUT
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alter table t1 add column f4 int;
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--echo check if table can be created with the same name
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--error ER_TABLE_EXISTS_ERROR,ER_LOCK_WAIT_TIMEOUT
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create table t1 (bd int) engine=innodb;
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--echo check if index can be created on table being truncated
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--error ER_LOCK_WAIT_TIMEOUT
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create index idx1 on t1(f1);
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--echo Check if DROP of table is possible during truncate
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--error ER_LOCK_WAIT_TIMEOUT
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drop table t1;
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--echo Check if select is possible during truncate
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--error ER_LOCK_WAIT_TIMEOUT
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select * from t1;
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--error ER_BAD_FIELD_ERROR
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select * from t2 where t2.f1=t1.f1;
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--echo Check concurrent truncate operation on table;
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--error ER_LOCK_WAIT_TIMEOUT
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truncate table t1;
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--echo Check concurrent selects and inserts on the other table
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insert into t3 values (10,20),(30,40),(50,50);
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select * from t3 where f1=40;
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--echo Concurrent truncate on other tables
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truncate table t2;
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--echo Concurrent alters on the other tables
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alter table t2 add column f4 int;
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--echo check if index can be created on the other table
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create index idx1 on t2(f3);
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--echo Check if we can turn off persistent stats off entire instance
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SET GLOBAL innodb_stats_persistent=off;
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connect (con2,localhost,root,,);
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send set global innodb_adaptive_hash_index=off;
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connection default;
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SET DEBUG_SYNC= 'now SIGNAL finish_scan';
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connection con1;
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reap;
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disconnect con1;
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connection con2;
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reap;
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disconnect con2;
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connection default;
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SET DEBUG_SYNC= 'RESET';
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SET GLOBAL innodb_adaptive_hash_index=@ahi;
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drop table t1,t2,t3;
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--source include/wait_until_count_sessions.inc
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