Update mssql.md

SQL/mssql.md

@@ -1 +1,8 @@
-d
+--- query foreign keys on all tables (local/remote) matching a pattern
+SELECT 
+	OBJECT_NAME(f.parent_object_id) as tablename,
+	OBJECT_NAME(f.referenced_object_id) as remote_tablename
+FROM sys.foreign_keys as f
+WHERE OBJECT_NAME(f.referenced_object_id) not like 'SWE_%'
+AND OBJECT_NAME(f.parent_object_id) like 'SWE_%'
+order by tablename;