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Home -> Community -> Mailing Lists -> Oracle-L -> Re: update about 100K records
should I really put whatever, or table%rowtype?
> l_table mytable;
> l_updatevalue mytable
are both variables of the same type?
>
> begin
>
> select rowid, updateValue
do you mean column-to-be-updated as opposed to "updatevalue"?
> bulk collect into
> l_table;
> from table;
>
> now update off the rowid for your value.
>
> go through like 5000 records in the pl/sql table at a time.
like how? Its not an array...
>
> end;
>
> ----- Original Message -----
> To: "Multiple recipients of list ORACLE-L" <[EMAIL PROTECTED]>
> Sent: Tuesday, July 08, 2003 7:29 PM
>
>
> > huh???
> >
> > --- Ryan <[EMAIL PROTECTED]> wrote:
> > > bulk collect the flag into a pl/sql table. forall with a limit
> clause
> > > and then commit after hitting each limit.
> > > this is on asktom.
> >
> > anything more down the earth for me please?
> >
> > thx
> > maa
> >
> >
> >
> > > ----- Original Message -----
> > > To: "Multiple recipients of list ORACLE-L" <[EMAIL PROTECTED]>
> > > Sent: Tuesday, July 08, 2003 7:09 PM
> > >
> > >
> > > > I have a table of about one million records.
> > > >
> > > > About 100,000 of them have a flag which I need it set to 0.
> > > >
> > > > Because of the size of the rollback segment, I cannot
> > > > update them all and then commit, I need to do it in
> > > > sets of 1000 records.
> > > >
> > > > Do I need a cursor for this?
> > > >
> > > > I had something like that:
> > > > DECLARE
> > > > I BINARY_INTEGER;
> > > >
> > > >
> > > > Cursor MyCursor IS
> > > > SELECT *
> > > > FROM (Table_Name)
> > > > WHERE (Condition)
> > > > FOR UPDATE;
> > > >
> > > > BEGIN
> > > > I := 0;
> > > > FOR MyRec IN MyCursor LOOP
> > > > UPDATE (Table_name)
> > > > SET delete_flag = 1
> > > > WHERE CURRENT OF MyCursor;
> > > >
> > > > I := I + 1;
> > > > IF MOD(I, 1000) = 0 THEN
> > > > COMMIT;
> > > > END IF;
> > > >
> > > > END LOOP;
> > > > END;
> > > > /
> > > >
> > > > But "FOR UPDATE" does not really work well, and at the 1000th
> > > record
> > > > when it reaches the commit, its dropping out of the loop.
> > > >
> > > > Can I use ROWNUM to update them in batches of 1000 per time?
> > > >
> > > > Thanks,
> > > > maa
> > > >
> > > > --
> > > > Please see the official ORACLE-L FAQ: http://www.orafaq.net
> > > > --
> > > > Author: Maryann Atkinson
> > > > INET: [EMAIL PROTECTED]
> > > >
> > > > Fat City Network Services -- 858-538-5051
> http://www.fatcity.com
> > > > San Diego, California -- Mailing list and web hosting
> > > services
> > > >
> > >
> ---------------------------------------------------------------------
> > > > To REMOVE yourself from this mailing list, send an E-Mail
> message
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> and in
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> > >
> > > --
> > > Please see the official ORACLE-L FAQ: http://www.orafaq.net
> > > --
> > > Author: Ryan
> > > INET: [EMAIL PROTECTED]
> > >
> > > Fat City Network Services -- 858-538-5051
> http://www.fatcity.com
> > > San Diego, California -- Mailing list and web hosting
> services
> > >
> ---------------------------------------------------------------------
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> > --
> > Please see the official ORACLE-L FAQ: http://www.orafaq.net
> > --
> > Author: MaryAnn Atkinson
> > INET: [EMAIL PROTECTED]
> >
> > Fat City Network Services -- 858-538-5051 http://www.fatcity.com
> > San Diego, California -- Mailing list and web hosting
> services
> >
> ---------------------------------------------------------------------
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>
> --
> Please see the official ORACLE-L FAQ: http://www.orafaq.net
> --
> Author: Ryan
> INET: [EMAIL PROTECTED]
>
> Fat City Network Services -- 858-538-5051 http://www.fatcity.com
> San Diego, California -- Mailing list and web hosting services
> ---------------------------------------------------------------------
> To REMOVE yourself from this mailing list, send an E-Mail message
> to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in
> the message BODY, include a line containing: UNSUB ORACLE-L
> (or the name of mailing list you want to be removed from). You may
> also send the HELP command for other information (like subscribing).
-- Please see the official ORACLE-L FAQ: http://www.orafaq.net -- Author: MaryAnn Atkinson INET: [EMAIL PROTECTED] Fat City Network Services -- 858-538-5051 http://www.fatcity.com San Diego, California -- Mailing list and web hosting services --------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).Received on Tue Jul 08 2003 - 18:16:02 CDT
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