Spracherkennung für: .test vermutete Sprache: SQL {SQL[116] ABAP[72] VDM[58]} [Methode: maximale Elemente, drei Dimensionen]
--echo #
--echo # MDEV-26249: Crash in in Explain_node::print_explain_for_children while writing to the slow query log
--echo #
--source include/have_innodb.inc
set @sql_tmp=@@slow_query_log;
SET GLOBAL slow_query_log = 1;
SET long_query_time = 0.000000;
SET log_slow_verbosity = 'explain';
CREATE TABLE t1 ( id varchar(50), KEY (id)) engine=innodb;
SELECT * FROM (SELECT id FROM t1 GROUP BY id) dt WHERE 1=0;
select 1;
explain
SELECT * FROM (SELECT id FROM t1 GROUP BY id) dt WHERE 1=0;
SET GLOBAL slow_query_log = @sql_tmp;
drop table t1;
--echo #
--echo # End of 10.4 tests
--echo #
[Dauer der Verarbeitung: 0.6 Sekunden, vorverarbeitet 2026-10-08]
