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Fixed #6351 MySQL 5.1 compatibility

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This commit is contained in:
Alexander Makarov
2015-11-20 02:26:15 +03:00
parent 5cd50fdb1d
commit e4f5b91f74
1 changed files with 4 additions and 1 deletions
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5
framework/db/mysql/Schema.php
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@@ -254,7 +254,10 @@ SELECT
kcu.referenced_column_name
FROM information_schema.referential_constraints AS rc
JOIN information_schema.key_column_usage AS kcu ON
kcu.constraint_catalog = rc.constraint_catalog AND
(
kcu.constraint_catalog = rc.constraint_catalog OR
(kcu.constraint_catalog IS NULL AND rc.constraint_catalog IS NULL)
) AND
kcu.constraint_schema = rc.constraint_schema AND
kcu.constraint_name = rc.constraint_name
WHERE rc.constraint_schema = database() AND kcu.table_schema = database()