58 lines
1.3 KiB
Plaintext
58 lines
1.3 KiB
Plaintext
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-- source include/not_embedded.inc
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#
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# BUG#10308: purge log with subselect
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# Bug#28553: mysqld crash in "purge master log before(select time from information_schema)"
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#
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--error 1064
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purge master logs before (select adddate(current_timestamp(), interval -4 day));
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purge master logs before adddate(current_timestamp(), interval -4 day);
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#
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# Bug31048: Many nested subqueries may cause server crash.
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#
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create table t1(a int,b int,key(a),key(b));
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insert into t1(a,b) values (1,2),(2,1),(2,3),(3,4),(5,4),(5,5),
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(6,7),(7,4),(5,3);
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let $nesting= 26;
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let $should_work_nesting= 5;
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let $start= select sum(a),a from t1 where a> ( select sum(a) from t1 ;
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let $end= )group by a ;
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let $start_app= where a> ( select sum(a) from t1 ;
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let $end_pre= )group by b limit 1 ;
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--disable_result_log
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--disable_query_log
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# At least 4 level nesting should work without errors
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while ($should_work_nesting)
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{
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--echo $should_work_nesting
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eval $start $end;
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eval explain $start $end;
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let $start= $start
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$start_app;
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let $end= $end_pre
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$end;
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dec $should_work_nesting;
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}
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# Other may fail with the 'stack overrun error'
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while ($nesting)
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{
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--echo $nesting
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--error 0,1436
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eval $start $end;
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--error 0,1436
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eval explain $start $end;
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let $start= $start
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$start_app;
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let $end= $end_pre
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$end;
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dec $nesting;
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}
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--enable_result_log
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--enable_query_log
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drop table t1;
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--echo End of 5.1 tests
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