Re: Conditional commit inside functions

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От Pavel Stehule
Тема Re: Conditional commit inside functions
Дата
Msg-id 162867790812260152n542ea4b7obde3806102794f7d@mail.gmail.com
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Ответ на Re: Conditional commit inside functions  (Gerhard Wiesinger <lists@wiesinger.com>)
Ответы Re: Conditional commit inside functions  (Gerhard Wiesinger <lists@wiesinger.com>)
Список pgsql-general
Hello

why do you need commit?

pavel

2008/12/26 Gerhard Wiesinger <lists@wiesinger.com>:
> Hello!
>
> I tried the following, but still one transaction:
>
> SELECT insert_1Mio();
>
> (parallel select count(id) from employee; is done)
>
> CREATE OR REPLACE FUNCTION insert_some(start_i INTEGER, end_i INTEGER)
> RETURNS void
> AS $func$
> DECLARE
> BEGIN
>  FOR i IN start_i..end_i LOOP
>    INSERT INTO employee (id, department, firstname, lastname) VALUES (i, i,
> 'John' || i, 'Smith' || i);
>  END LOOP;
> END;
> $func$ LANGUAGE plpgsql;
>
> CREATE OR REPLACE FUNCTION insert_1Mio() RETURNS void
> AS $func$
> DECLARE
>  maxcommit INTEGER;
>  start_i INTEGER;
>  end_i INTEGER;
>  now_i INTEGER;
> BEGIN
>  maxcommit := 10000;
>  start_i :=1;
>  end_i := 1000000;
>
>  now_i := start_i;
>
>  FOR i IN start_i..end_i LOOP
>    IF MOD(i, maxcommit) = 0 THEN
>      PERFORM insert_some(now_i, i);
>      now_i := i + 1;
>    END IF;
>  END LOOP;
>  PERFORM insert_some(now_i, end_i);
> END;
> $func$ LANGUAGE plpgsql;
>
> Any ideas?
>
> Ciao,
> Gerhard
>
> --
> http://www.wiesinger.com/
>
>
> On Thu, 25 Dec 2008, Gerhard Wiesinger wrote:
>
>> Hello!
>>
>> I want to translate the following Oracle PL/SQL script into plpgsql.
>> Especially I'm having problems with the transaction thing. i tried START
>> TRANSACTION and COMMIT without success.
>>
>> Any ideas?
>>
>> Thanx.
>>
>> Ciao,
>> Gerhard
>>
>> CREATE OR REPLACE PROCEDURE insert_1Mio
>> IS
>>  maxcommit NUMBER;
>> BEGIN
>>  maxcommit := 10000;
>>
>>  FOR i IN 1..1000000 LOOP
>>   INSERT INTO employee (id, department, firstname, lastname) VALUES (i, i,
>> 'John' || to_char(i), 'Smith' || to_char(i));
>>   IF MOD(i, maxcommit) = 0 THEN
>>     COMMIT;
>>   END IF;
>>  END LOOP;
>>
>>  COMMIT;
>> END;
>>
>>
>>
>> --
>> http://www.wiesinger.com/
>>
>>
>> --
>> Sent via pgsql-general mailing list (pgsql-general@postgresql.org)
>> To make changes to your subscription:
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>>
>
> --
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