Re: SQL Order Question - Mailing list pgsql-novice

From Bruno Wolff III
Subject Re: SQL Order Question
Date
Msg-id 20060504194011.GA15993@wolff.to
Whole thread Raw
In response to SQL Order Question  (<operationsengineer1@yahoo.com>)
List pgsql-novice
On Thu, May 04, 2006 at 11:33:33 -0700,
  operationsengineer1@yahoo.com wrote:
> hi all,
>
> i want to order contract numbers id ascending order,
> with the exception of 'BTS' that I want to display
> first.  the contract numbers are numeric and 'BTS' is
> text.  the numeric values come first when i sort in
> asc order - as expected.  how can i get BTS (id = 0)
> to come up as the first value in my query?

You can first order by column <> 'BTS'. Ordering by the numeric values is
trickier, but you should be able to have a case statement with a regular
expression that checks for valid numbers and in that case return the string
casted to numeric and for the invalid case return a constant numeric.

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