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Merge branch '10.2' into 10.3

This commit is contained in:
Sergei Golubchik
2018-06-30 16:39:20 +02:00
273 changed files with 4467 additions and 1284 deletions

View File

@ -1692,6 +1692,27 @@ set use_stat_tables=@save_use_stat_tables;
set optimizer_use_condition_selectivity= @save_optimizer_use_condition_selectivity;
drop table t1,t2;
#
# MDEV-16507: statistics for temporary tables should not be used
#
SET
@save_optimizer_use_condition_selectivity= @@optimizer_use_condition_selectivity;
SET @@use_stat_tables = preferably ;
SET @@optimizer_use_condition_selectivity = 4;
CREATE TABLE t1 (
TIMESTAMP TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
ON UPDATE CURRENT_TIMESTAMP
);
SET @had_t1_table= @@warning_count != 0;
CREATE TEMPORARY TABLE tmp_t1 LIKE t1;
INSERT INTO tmp_t1 VALUES (now());
INSERT INTO t1 SELECT * FROM tmp_t1 WHERE @had_t1_table=0;
DROP TABLE t1;
SET
use_stat_tables=@save_use_stat_tables;
SET
optimizer_use_condition_selectivity= @save_optimizer_use_condition_selectivity;
# End of 10.0 tests
#
# MDEV-9590: Always print "Engine-independent statistic" warnings and
# might be filtering columns unintentionally from engines
#