Re: proposal - assign result of query to psql variable

2012/7/26 David Fetter :
> On Thu, Jul 26, 2012 at 01:36:17AM -0400, Tom Lane wrote:
>> Pavel Stehule  writes:
>> > \eset variable [, variable [..]] query --  it raise exception when
>> > more than one row is returned or when no row is returned
>>
>> Better would be a variant on \g, that is you type in the query and
>> then tell it where to put the result.  We have learned the hard way
>> that putting SQL commands into the arguments of backslash commands
>> is a horrid idea.  Maybe
>>
>>       select x,y,... from ...
>>       \gset var1 var2 ...
>
> How about
>
> \gset var1,,,var2,var3...
>

I don't like this - you can use fake variable - and ignoring some
variable has no big effect on client

Pavel


> The above shows how one would skip assigning variables in the target
> list, which one might want to do.
>
> Cheers,
> David.
> --
> David Fetter  http://fetter.org/
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