From: Ian Harding <ianh@tpchd.org>
To: wweng@kencast.com
To: bruno@wolff.to
Cc: pgsql-sql@postgresql.org
Subject: Re: Is there anyway to do this?
Date: Fri, 18 Oct 2002 10:10:15 -0700
Message-ID: <sdafde4f.055@mail.tpchd.org> (raw)
MSSQL Server does not recognize this syntax, but it does accept
select distinct substring(username, 1, 1)
Ian A. Harding
Programmer/Analyst II
Tacoma-Pierce County Health Department
(253) 798-3549
iharding@tpchd.org
>>> Bruno Wolff III <bruno@wolff.to> 10/18/02 10:13AM >>>
On Fri, Oct 18, 2002 at 12:45:56 -0400,
Wei Weng <wweng@kencast.com> wrote:
> I have a table
>
> Table "Users"
> Column | Type | Modifiers
> -----------+------------------------+-----------
> userid | character varying(40) | not null
> username | character varying(64) |
>
> I want to get all the distinct first character of all usernames. And do
> it in a way that is the most portable to MS SQL server.
>
> Is there anyway?
Looking through the documentation on string functions would be helpful.
An example solution is:
select distinct substring(username from 1 for 1) from users;
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Subject: Re: Is there anyway to do this?
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