Re: Ordering Results by a Supplied Order

From: Rob Sargent <robjsargent(at)gmail(dot)com>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: Ordering Results by a Supplied Order
Date: 2014-02-06 19:01:22
Message-ID: 52F3DC02.7010704@gmail.com
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On 02/06/2014 11:57 AM, Gavin Flower wrote:
> On 07/02/14 05:43, Michael Sacket wrote:
>> On Feb 6, 2014, at 2:23 AM, Vik Fearing wrote:
>>
>>> On 02/06/2014 04:16 AM, Michael Sacket wrote:
>>>> Often times I find it necessary to work with table rows in a
>>>> specific, generally user-supplied order. It could be anything
>>>> really that requires an ordering that can't come from a natural
>>>> column. Most of the time this involved manipulating a position
>>>> column from the client application. In any case, I've often found
>>>> that to be cumbersome, but I think I've come up with a solution
>>>> that some of you may find useful.
>>>>
>>> Up until 9.4, that's a good way to do it.
>>>
>>> Starting from 9.4, you can use the WITH ORDINALITY feature.
>>> http://www.postgresql.org/docs/devel/static/sql-select.html
>>> --
>>> Vik
>> Even better! The development team is always making my work easier in
>> unexpected ways.
>>
>> Thanks!
>>
>>
> You do realize, that with this new feature, the licence fee for
> PostgreSQL will dramatically increase? :-)
>
>
> Cheers,
> Gavin
>
>
A ten-fold increase at least!

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