Proposal - Continue stmt for PL/pgSQL
От | Pavel Stehule |
---|---|
Тема | Proposal - Continue stmt for PL/pgSQL |
Дата | |
Msg-id | Pine.LNX.4.44.0506161824240.13602-100000@kix.fsv.cvut.cz обсуждение исходный текст |
Ответы |
Re: Proposal - Continue stmt for PL/pgSQL
Re: Proposal - Continue stmt for PL/pgSQL Re: Proposal - Continue stmt for PL/pgSQL |
Список | pgsql-hackers |
Hello Statement CONTINUE isn't in PL/SQL too, I know it, but Oracle PL/SQL has statement GOTO. I don't need GOTO statement, but 'continue' can be very usefull for me. I have to do some ugly trick now. With little change, we can enhance stmt EXIT for behavior continue. After some work I can CREATE OR REPLACE FUNCTION lll() RETURNS void AS $$ DECLARE i integer = 0; BEGIN LOOP i = i + 1; CONTINUE WHEN i < 10; RAISE NOTICE '%', i; EXIT; END LOOP; BEGIN CONTINUE WHEN i = 10; RAISE NOTICE '---1---'; END; RAISE NOTICE '---2---'; FOR _i IN 1 .. 10 LOOP CONTINUE WHEN _i < 5; RAISE NOTICE '%', _i;END LOOP; END; $$ LANGUAGE plpgsql; select lll(); pokus=# NOTICE: 10 NOTICE: ---2--- NOTICE: 5 NOTICE: 6 NOTICE: 7 NOTICE: 8 NOTICE: 9 NOTICE: 10lll ----- (1 row) What do you think about it? It's broke PL/SQL compatibility, I know, but via last discussion I have opinion so Oracle compatibility isn't main objective PL/pgSQL. There is some less/bigger diferencess: SQLSTATE, EXCEPTION from my last proposal, atd. What do you think about it? Regards Pavel Stehule
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