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[autoinstallsdev/mediawiki.git] / maintenance / mssql / archives / patch-logging-drop-fks.sql

diff --git a/maintenance/mssql/archives/patch-logging-drop-fks.sql b/maintenance/mssql/archives/patch-logging-drop-fks.sql
new file mode 100644 (file)
index 0000000..c9cbca3
--- /dev/null
+++ b/maintenance/mssql/archives/patch-logging-drop-fks.sql
@@ -0,0 +1,37 @@
+DECLARE @base nvarchar(max),
+       @SQL nvarchar(max),
+       @id sysname;--
+
+SET @base = 'ALTER TABLE /*_*/logging DROP CONSTRAINT ';--
+
+SELECT @id = fk.name
+FROM sys.foreign_keys fk
+JOIN sys.foreign_key_columns fkc
+       ON fkc.constraint_object_id = fk.object_id
+JOIN sys.columns c
+       ON c.column_id = fkc.parent_column_id
+       AND c.object_id = fkc.parent_object_id
+WHERE
+       fk.parent_object_id = OBJECT_ID('/*_*/logging')
+       AND fk.referenced_object_id = OBJECT_ID('/*_*/mwuser')
+       AND c.name = 'log_user';--
+
+SET @SQL = @base + @id;--
+
+EXEC sp_executesql @SQL;--
+
+SELECT @id = fk.name
+FROM sys.foreign_keys fk
+JOIN sys.foreign_key_columns fkc
+       ON fkc.constraint_object_id = fk.object_id
+JOIN sys.columns c
+       ON c.column_id = fkc.parent_column_id
+       AND c.object_id = fkc.parent_object_id
+WHERE
+       fk.parent_object_id = OBJECT_ID('/*_*/logging')
+       AND fk.referenced_object_id = OBJECT_ID('/*_*/page')
+       AND c.name = 'log_page';--
+
+SET @SQL = @base + @id;--
+
+EXEC sp_executesql @SQL;