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48 lines
1.2 KiB
Text
48 lines
1.2 KiB
Text
#
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# test OPTIMIZE and a concurrent SELECT of a MyISAM table
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#
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source include/have_debug_sync.inc;
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call mtr.add_suppression(" marked as crashed and should be repaired");
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create table t1 (a int auto_increment primary key, b text);
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insert t1 (b) select repeat("A", 100);
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insert t1 (b) select repeat("B", 200) from t1;
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insert t1 (b) select repeat("C", 300) from t1;
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delete from t1 where a < 3;
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explain select a, left(b,10) from t1 order by a;
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select left(b,10), a from t1 order by a;
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set debug_sync='myisam_before_repair_by_sort wait_for go';
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send optimize table t1;
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connect (con1,localhost,root,,);
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let $wait_condition=
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select count(*) = 1 from information_schema.processlist
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where state like "%myisam_before_repair_by_sort%";
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--source include/wait_condition.inc
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send select a, left(b,10) from t1 order by a;
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connect (con2,localhost,root,,);
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let $wait_condition=
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select count(*) = 1 from information_schema.processlist
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where state = "Waiting for table metadata lock";
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--source include/wait_condition.inc
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set debug_sync='now signal go';
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connection default;
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reap;
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connection con1;
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reap;
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disconnect con1;
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disconnect con2;
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connection default;
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drop table t1;
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set debug_sync='reset';
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