Re: Counting number of rows, sequences with no sequences

From: Juan Cachito Reyes Pacheco <jreyes_at_dazasoftware.com>
Date: Tue, 17 Feb 2004 18:57:05 -0400
Message-ID: <001e01c3f5a9$5dc474a0$2501a8c0@dazasoftware.com>

What you can do is to create a one record table, the if the transaction rollbacks it will rollback

create table sequence( value number);

function getnewsequence
select value+1 into variable from sequence; update table sequence value=variable ;
return variable ;
end;

• Original Message ----- From: "Mladen Gogala" <mladen_at_wangtrading.com> To: <oracle-l_at_freelists.org> Sent: Tuesday, February 17, 2004 6:13 PM Subject: Re: Counting number of rows, sequences

What happens if the transaction is rolled back?

On 02/17/2004 05:03:14 PM, Juan Cachito Reyes Pacheco wrote:
> The other choice if you have to frecuently do counts to that table is
> a
> sequence
>
> You create an addiatoinal field with a sequence
>
> CREATE SEQUENCE, etc.
>
> row sequence
>
> 1 1
> 2 2
> ....
> 1234 1234
>
> Then you select from the sequence the currval, and this is immediate.
>
>
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Received on Tue Feb 17 2004 - 16:57:05 CST