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MDEV-24194 View definition corruption

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fix parsing of "1 IS NULL = 2"
This commit is contained in:
Sergei Golubchik
2020-11-23 14:10:44 +01:00
parent f6e91552f0
commit 493c7d34cb
3 changed files with 13 additions and 10 deletions
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4
mysql-test/r/precedence.result
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@ -8017,4 +8017,8 @@ create or replace view v1 as select 1 IS TRUE IS FALSE, 2 IS FALSE IS UNKNOWN, 3
Select view_definition from information_schema.views where table_schema='test' and table_name='v1';
view_definition
select 1 is true is false AS `1 IS TRUE IS FALSE`,/*always not null*/ 1 is null AS `2 IS FALSE IS UNKNOWN`,/*always not null*/ 1 is null AS `3 IS UNKNOWN IS NULL`,/*always not null*/ 1 is null is true AS `4 IS NULL IS TRUE`
create or replace view v1 as select 2 IS TRUE = 3, 2 IS FALSE = 3, 2 IS UNKNOWN = 3, 2 IS NULL = 3, ISNULL(2) = 1;
Select view_definition from information_schema.views where table_schema='test' and table_name='v1';
view_definition
select 2 is true = 3 AS `2 IS TRUE = 3`,2 is false = 3 AS `2 IS FALSE = 3`,/*always not null*/ 1 is null = 3 AS `2 IS UNKNOWN = 3`,/*always not null*/ 1 is null = 3 AS `2 IS NULL = 3`,/*always not null*/ 1 is null = 1 AS `ISNULL(2) = 1`
drop view v1;