| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> |
| Cc: | Shigeru Hanada <shigeru(dot)hanada(at)gmail(dot)com>, Andrew Dunstan <andrew(at)dunslane(dot)net>, Phil Sorber <phil(at)omniti(dot)com>, Erik Rijkers <er(at)xs4all(dot)nl>, David Fetter <david(at)fetter(dot)org>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: proposal - assign result of query to psql variable |
| Date: | 2013-02-02 22:12:25 |
| Message-ID: | 15800.1359843145@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> writes:
> 2013/2/2 Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>:
>> Shigeru Hanada <shigeru(dot)hanada(at)gmail(dot)com> writes:
>>> +1 for a). If users want to determine whether the result was NULL, or
>>> want to use substitute string for NULL result, they can use coalesce
>>> in SELECT clause. Anyway the feature should be documented clearly.
>> Yeah, I was considering that one too. Let's do it that way.
> updated version
Applied with corrections.
regards, tom lane
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