RE: Counting number of rows, sequences
- From: "Mark Leith" <mark@xxxxxxxxxxxxxxxx>
- To: <oracle-l@xxxxxxxxxxxxx>
- Date: Wed, 18 Feb 2004 09:15:41 -0000
And what happens when any rows get deleted? ;)
-----Original Message-----
From: oracle-l-bounce@xxxxxxxxxxxxx
[mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of Jan Pruner
Sent: 17 February 2004 22:31
To: oracle-l@xxxxxxxxxxxxx
Subject: Re: Counting number of rows, sequences
Sorry to say it, but this is not a good idea.
Sequence doesn't rollback in case the transaction is not commited. And
CURRVAL is local to user session. "Note that before you use CURRVAL for
a sequence in your session, you
must first initialize the sequence with NEXTVAL."
JP
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
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