From: | Vincenzo Romano <vincenzo(dot)romano(at)notorand(dot)it> |
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To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Merlin Moncure <mmoncure(at)gmail(dot)com>, pgsql-general(at)postgresql(dot)org |
Subject: | Re: How to drop a temporary view? |
Date: | 2012-04-20 16:26:56 |
Message-ID: | CAHjZ2x4BH-mqbtoqEvW0T4Yxzt3SwrudenDtojGAJ-LSnB5_-g@mail.gmail.com |
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2012/4/20 Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>:
> Merlin Moncure <mmoncure(at)gmail(dot)com> writes:
>> On Fri, Apr 20, 2012 at 10:51 AM, Vincenzo Romano
>> <vincenzo(dot)romano(at)notorand(dot)it> wrote:
>>> Ok. That works. How can I know if there's a temporary view with the
>>> same name in my session?
>
>> well, arguably you should already know somehow. but if you don't,
>> query information_schema.views for a table_name with a table_schema
>> LIKE 'pg_temp%'.
>
> Not sure that is safe --- won't the info schema also show temp views
> of other sessions?
>
> You might be able to use "DROP VIEW pg_temp.foo", which will either
> drop a temp view of your own session or throw an error if there is none.
>
> regards, tom lane
Cool! It works, despite my temporary schema should be now pg_temp_29!
It's at chapter 18.11.1 (my fault for not searching enough).
Thanks a lot Tom.
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