|
DO $$
|
|
BEGIN
|
|
ALTER TABLE BOLETO ADD (ASIENTOS_LIBRES NUMBER(5), ASIENTOS_OCUP NUMBER(5));
|
|
EXCEPTION WHEN duplicate_column THEN NULL;
|
|
END
|
|
$$;
|
|
/
|
|
DO $$
|
|
BEGIN
|
|
ALTER TABLE CAJA ADD (ASIENTOS_LIBRES NUMBER(5), ASIENTOS_OCUP NUMBER(5));
|
|
EXCEPTION WHEN duplicate_column THEN NULL;
|
|
END
|
|
$$; |