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Merge 10.4 into 10.5

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Marko Mäkelä
2021-03-11 20:09:34 +02:00
parent a8650b64ed 1ea6ac3c95
commit a4b7232b2c
46 changed files with 632 additions and 236 deletions
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16
mysql-test/main/opt_trace.test
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@@ -622,7 +622,23 @@ UPDATE t1 SET b=10 WHERE a=1;
SELECT JSON_DETAILED(JSON_EXTRACT(trace, '$**.range_scan_alternatives')) from INFORMATION_SCHEMA.OPTIMIZER_TRACE;
DROP TABLE t1;
set optimizer_trace='enabled=off';
--echo #
--echo # MDEV-24975 Server consumes extra 4G memory upon querying INFORMATION_SCHEMA.OPTIIMIZER_TRACE
--echo #
set max_session_mem_used=1024*1024*1024;
--disable_result_log
select count(*) from information_schema.optimizer_trace;
select * from information_schema.optimizer_trace;
--enable_result_log
set max_session_mem_used=default;
--echo #
--echo # End of 10.4 tests
--echo #
set optimizer_trace='enabled=on';
--echo #
--echo # Test many rows to see output of big cost numbers