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Merge 10.1 into 10.2

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This commit is contained in:
Marko Mäkelä
2020-04-14 16:13:35 +03:00
parent e40ed0e881 26f0cd8afc
commit ccaec18b39
20 changed files with 366 additions and 30 deletions
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20
mysql-test/r/range.result
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@ -2136,6 +2136,26 @@ value1 1003560 12345
value1 1004807 12345
drop table t1;
#
# MDEV-22191: Range access is not picked when index_merge_sort_union is turned off
#
set @save_optimizer_switch=@@optimizer_switch;
set @save_optimizer_switch="index_merge_sort_union=OFF";
CREATE TABLE t1 (a INT, INDEX(a));
INSERT INTO t1 VALUES (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
explain
SELECT * FROM t1 WHERE a > 5;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 range a a 5 NULL 5 Using where; Using index
SELECT * FROM t1 WHERE a > 5;
a
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set @@optimizer_switch=@save_optimizer_switch;
drop table t1;
# End of 5.5 tests
#
# BUG#13731380: RANGE OPTIMIZER CALLS RECORDS_IN_RANGE() FOR OPEN RANGE
#
CREATE TABLE t1 (pk INT PRIMARY KEY);