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b2c81e06b0
Uses 500M+ of memory by repeating an 8 byte sequence 62.5M times. Reduce the number of repeats on string reduced by 100 times. Tested by applying against the reverted MDEV-24909 code. 1000 times reduction was too much, but 100 still managed to trigger the bug.
37 lines
1.1 KiB
Text
37 lines
1.1 KiB
Text
source include/have_profiling.inc;
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source include/not_embedded.inc;
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set global max_allowed_packet=1073741824;
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connect u,localhost,root;
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--echo #
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--echo # MDEV-24909 JSON functions don't respect KILL QUERY / max_statement_time limit
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--echo #
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set group_concat_max_len= 4294967295;
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set @obj=concat_ws('','{', repeat('"a":"b",', 1250000/2), '"c":"d"}');
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set @arr=concat_ws('','[', repeat('1234567,', 1250000/2), '2345678]');
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select length(@obj), length(@arr);
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set max_statement_time=0.0001;
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disable_abort_on_error;
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select json_array_append(@arr, '$[0]', 1);
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select json_array_insert(@arr, '$[0]', 1);
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select json_insert(@obj, '$.meta', 1);
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select json_compact(@arr);
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select json_detailed(@arr);
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select json_loose(@arr);
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select json_merge(@obj, @arr);
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select json_merge_patch(@obj, @obj);
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select json_merge_preserve(@obj, @arr);
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select json_remove(@obj,'$.foo');
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select json_replace(@obj,'$.foo',1);
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select json_set(@arr,'$[1000]',1);
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enable_abort_on_error;
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disconnect u;
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connection default;
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set global max_allowed_packet=default;
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--echo #
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--echo # End of 10.6 tests
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--echo #
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