From: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> |
---|---|
To: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
Cc: | Ivan Sergio Borgonovo <mail(at)webthatworks(dot)it>, pgsql-general(at)postgresql(dot)org |
Subject: | Re: parameters in functions and overlap with names of columns |
Date: | 2009-08-04 14:59:51 |
Message-ID: | 162867790908040759r68bf598clcc4bcaefdf64cbc@mail.gmail.com |
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Lists: | pgsql-general |
2009/8/4 Alvaro Herrera <alvherre(at)commandprompt(dot)com>:
> Ivan Sergio Borgonovo wrote:
>> On Tue, 4 Aug 2009 16:01:58 +0200
>> Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> wrote:
>>
>> > 2009/8/4 Ivan Sergio Borgonovo <mail(at)webthatworks(dot)it>:
>
>> > > Is there another way other than just simply rename the variable?
>> >
>> > yes - the most common is an using of prefix '_' for local plpgsql
>> > variables. Other possibility is using qualified names.
>>
>> Just to be sure... by qualified names you mean schema qualified name
>> or table qualified names in case of columns... right...
>
> In this case I think it also means you can qualify the variable names
> with the function name; and/or declare named blocks inside the function,
> and qualify the variables with the block name.
yes
Pavel
>
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> Alvaro Herrera http://www.CommandPrompt.com/
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