Re: how to get row number in select query

Hi, Lu Ying.

How do you define which row is #1 ? And #2 ?

E.g. Ordered by lname? Or gname...?

Best,
Oliveiros

----- Original Message -----
From: "Emi Lu" <emilu(at)encs(dot)concordia(dot)ca>
To: <pgsql-sql(at)postgresql(dot)org>
Sent: Wednesday, January 26, 2011 4:11 PM
Subject: [SQL] how to get row number in select query

> Good morning,
>
> For postgresql 8.3, what is the system method/key word to get row number
> please?
>
> E.g.,
>
> ==================
> lname1 gname1
> lname2 gname2
> lname3 gname3
> ......
>
> I'd like to get
>
> 1 lname1 gname1
> 2 lname2 gname2
> 3 lname3 gname3
>
> ... ...
>
> Something like
> select row_number?, lname, gname from Table1;
>
> Thanks a lot!
>
>
> --
> Lu Ying
>
> --
> Sent via pgsql-sql mailing list (pgsql-sql(at)postgresql(dot)org)
> To make changes to your subscription:
> http://www.postgresql.org/mailpref/pgsql-sql