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MDEV-23656 view: removal of parentheses results in wrong result

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Item_ref should have the precedence of the item it's referencing
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Sergei Golubchik
2020-10-01 16:35:55 +02:00
parent 15f03c2041
commit 2cd5df8c83
3 changed files with 28 additions and 1 deletions
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mysql-test/r/precedence_bugs.result Normal file
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#
# MDEV-23656 view: removal of parentheses results in wrong result
#
create table t1 (a int, b decimal(10,2));
insert into t1 values (1, 10.2);
create view v1 as select avg(b) / (2 + a) from t1;
show create view v1;
View v1
Create View CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `v1` AS select avg(`t1`.`b`) / (2 + `t1`.`a`) AS `avg(b) / (2 + a)` from `t1`
character_set_client latin1
collation_connection latin1_swedish_ci
drop view v1;
drop table t1;