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3e807d255e
- row_search_mvcc() should return DB_INTERRUPTED when it got killed. - Add a syncpoint for the ICP check. - Add test coverage for killed-during-ICP-check scenario Backport of MDEV-22761 fixes for ICP from 10.4 commits: *a6f956488c*c03885cd9cXtraDB was fixed indeb3b9a174Reviewer: Daniel Black
35 lines
1.1 KiB
Plaintext
35 lines
1.1 KiB
Plaintext
set default_storage_engine=innodb;
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drop table if exists t0,t1,t2;
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create table t0(a int primary key);
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insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
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create table t1(a int primary key);
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insert into t1 select A.a + B.a* 10 + C.a * 100 from t0 A, t0 B, t0 C;
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create table t2 (
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kp1 int,
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kp2 int,
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col char(100),
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key(kp1, kp2)
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);
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insert into t2 select a, a, a from t1;
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select engine from information_schema.tables
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where table_schema=database() and table_name='t2';
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engine
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InnoDB
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explain
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select * from t2 where kp1 between 10 and 20 and kp2 +1 >100;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t2 range kp1 kp1 5 NULL 11 Using index condition
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set debug_sync='handler_index_cond_check SIGNAL at_icp_check WAIT_FOR go';
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select * from t2 where kp1 between 10 and 20 and kp2 +1 >100;
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connect con1, localhost, root,,;
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connection con1;
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set debug_sync='now WAIT_FOR at_icp_check';
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kill query $target_id;
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set debug_sync='now SIGNAL go';
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connection default;
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ERROR 70100: Query execution was interrupted
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set debug_sync='RESET';
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disconnect con1;
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drop table t0,t1,t2;
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set default_storage_engine=default;
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