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Hotfix: patch HasColumns again #171

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Merged
jinzhu merged 3 commits into from
Nov 7, 2025
Merged

Hotfix: patch HasColumns again #171

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427e5c3
patch has constraint method for sql server driver
Nov 5, 2025
baf5974
fix fetching constraint for foreign keys as well
Nov 7, 2025
aefaa37
solve merge conflicts
Nov 7, 2025
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13 changes: 12 additions & 1 deletion migrator.go
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Original file line number Diff line number Diff line change
Expand Up @@ -572,7 +572,18 @@ func (m Migrator) HasConstraint(value interface{}, name string) bool {
}

return m.DB.Raw(
`SELECT count(*) FROM sys.check_constraints as C inner join sys.tables as T on C.parent_object_id=T.object_id inner join INFORMATION_SCHEMA.TABLES as I on I.TABLE_NAME = T.name WHERE C.name = ? AND I.TABLE_NAME = ? AND I.TABLE_SCHEMA like ? AND I.TABLE_CATALOG = ?;`,
`SELECT count(*) FROM (
SELECT C.name, T.name as table_name FROM sys.check_constraints as C
INNER JOIN sys.tables as T on C.parent_object_id=T.object_id
INNER JOIN INFORMATION_SCHEMA.TABLES as I on I.TABLE_NAME = T.name
WHERE C.name = ? AND I.TABLE_NAME = ? AND I.TABLE_SCHEMA like ? AND I.TABLE_CATALOG = ?
UNION
SELECT FK.name, T.name as table_name FROM sys.foreign_keys as FK
INNER JOIN sys.tables as T on FK.parent_object_id=T.object_id
INNER JOIN INFORMATION_SCHEMA.TABLES as I on I.TABLE_NAME = T.name
WHERE FK.name = ? AND I.TABLE_NAME = ? AND I.TABLE_SCHEMA like ? AND I.TABLE_CATALOG = ?
) as constraints;`,
name, tableName, tableSchema, tableCatalog,
name, tableName, tableSchema, tableCatalog,
).Row().Scan(&count)
})
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