Re: CREATE SYNONYM ...

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От Hans-Jürgen Schönig
Тема Re: CREATE SYNONYM ...
Дата
Msg-id 440E828A.5060604@cybertec.at
обсуждение исходный текст
Ответ на Re: CREATE SYNONYM ...  (Stephan Szabo <sszabo@megazone.bigpanda.com>)
Ответы Re: CREATE SYNONYM ...  (Stephan Szabo <sszabo@megazone.bigpanda.com>)
Список pgsql-patches
Stephan Szabo wrote:
> On Tue, 7 Mar 2006, Jonah H. Harris wrote:
>
>
>>On 3/7/06, Stephan Szabo <sszabo@megazone.bigpanda.com> wrote:
>>
>>>I'd personally be more interested in what the impact is on people not
>>>using synonyms. How free is any search for synonyms if you aren't using
>>>the feature?
>>
>>
>>Unless synonym enablement were a configurable parameter (which wouldn't
>>really make sense), the cost would be the same whether they're used or not
>>during searching.
>
>
> Right, but the response was that "using" synonyms incurred a cost and this
> should be documented.  However, if there's a cost to people not using
> synonyms there's a higher barrier to entry for the feature.
>


the costs will only be added if the "real table" is not found.
therefore there is no impact on "normal" users.

again, the most important benefit is not 0.001% more speed but the
possibility to port from other databases easier and to treat legacy
problems.

here at cybertec we are facing more and more problems with legacy
databases and porting "crap" every day.

    many thanks and best regards,

        hans


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Cybertec Geschwinde & Schönig GmbH
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Tel: +43/1/205 10 35 / 340
www.postgresql.at, www.cybertec.at

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