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From: "Phillip Smith" <phillip.smith@weatherbeeta.com.au>
To: "'Ronald Rojas'" <ronald.rojas@gmail.com>
Cc: <pgsql-sql@postgresql.org>
Subject: Re: populate value of column
Date: Wed, 15 Aug 2007 13:15:21 +1000
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I believe they are standard PostgreSQL functions =96 not sure what =
version
they appeared in though.

I learnt about them by RTM

Cheers,
~p

-----Original Message-----
From: Ronald Rojas [mailto:ronald.rojas@gmail.com]=20
Sent: Tuesday, 14 August 2007 18:00
To: Phillip Smith
Subject: Re: [SQL] populate value of column

Hi philipp,

How do i get those built-in function like LPAD, GENERATE_SERIES in
postgresql? is there a query where I can list down those?

Thanks in advance.

Ronald


On Wed, 2007-08-08 at 15:37 +1000, Phillip Smith wrote:=20

-----Original Message-----
From: pgsql-sql-owner@postgresql.org =
[mailto:pgsql-sql-owner@postgresql.org]
On Behalf Of novice
Sent: Wednesday, 8 August 2007 15:31
To: pgsql-sql@postgresql.org
Subject: [SQL] populate value of column

> How can I generate the following result?
>
> meter_id | bay
> ----------+------------
>      1001 |         01
>      1001 |         02
>      1001 |         03
>      1001 |         04
>      1012 |         01
>      1012 |         02
>      1012 |         03
>      1012 |         04
>      1012 |         05
>      1012 |         06

I even tested this one too ;)
	SELECT	meter_id,
			LPAD(GENERATE_SERIES(1,area_no),2,'0')
	FROM	meter;

Works on 8.2.4 - you didn't say what version you were using.


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       choose an index scan if your joining column's datatypes do not
=A0=A0=A0=A0=A0=A0 match

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Ronald Rojas
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