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Merge 10.4 into 10.5

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This commit is contained in:
Marko Mäkelä
2020-05-05 21:16:22 +03:00
parent 36b8ac2c0d 2c3c851d2c
commit 7bcaa541aa
140 changed files with 1689 additions and 954 deletions
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mysql-test/main/join.result
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@ -3340,11 +3340,11 @@ show keys from t1;
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment
t1 0 PRIMARY 1 pk A 1010 NULL NULL BTREE
t1 0 a 1 a A 1010 NULL NULL YES BTREE
# t1 must use ref(t1.a=t0.a) and rows must be 1 (and not 45):
# t1 must use eq_ref(t1.a=t0.a) and rows must be 1 (and not 45):
explain select * from t0,t1 where t0.a=t1.a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t0 ALL NULL NULL NULL NULL 10 Using where
1 SIMPLE t1 ref a a 5 test.t0.a 1
1 SIMPLE t1 eq_ref a a 5 test.t0.a 1
drop table t0,t1;
#
# MDEV-21383: Possible range plan is not used under certain conditions