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Merge 10.2 into 10.3

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Marko Mäkelä
2020-05-27 17:10:39 +03:00
parent 7476e8c7cd 5139cfabb3
commit dad7a8ee7d
30 changed files with 1257 additions and 120 deletions
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15
mysql-test/main/selectivity.result
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@@ -1871,5 +1871,20 @@ id select_type table type possible_keys key key_len ref rows Extra
set optimizer_switch= @save_optimizer_switch;
set optimizer_use_condition_selectivity= @save_optimizer_use_condition_selectivity;
drop table t1,t2;
#
# MDEV-21495: Conditional jump or move depends on uninitialised value in sel_arg_range_seq_next
#
CREATE TABLE t1(a INT, b INT);
INSERT INTO t1 SELECT seq, seq from seq_1_to_100;
set optimizer_use_condition_selectivity=4;
ANALYZE TABLE t1 PERSISTENT FOR ALL;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
SELECT * from t1 WHERE a = 5 and b = 5;
a b
5 5
set optimizer_use_condition_selectivity= @save_optimizer_use_condition_selectivity;
drop table t1;
# End of 10.1 tests
set @@global.histogram_size=@save_histogram_size;