Re: [GENERAL] Specific database vars, again... - Mailing list pgsql-novice

From Glus Xof
Subject Re: [GENERAL] Specific database vars, again...
Date
Msg-id l2l18c2d6a11004201411g3d111b7dtddcf28b751341ddc@mail.gmail.com
Whole thread Raw
In response to Re: [GENERAL] Specific database vars, again...  (Thomas Kellerer <spam_eater@gmx.net>)
List pgsql-novice
2010/4/20 Thomas Kellerer <spam_eater@gmx.net>:
> Glus Xof wrote on 20.04.2010 21:35:
>>
>> The idea is storing values that can be remotely accessed by a
>> C++/libpqxx application. So, I just see that the first alternative
>> that I proposed (the use of \set variables) is really not good. But
>> the rest remains...
>>
>> Now, the only option I have is to create a table, define one column
>> per variable, for using just one row. This can be accessed by a select
>> sql command...
>>
>
> I don't understand why you need a column per variable.
>
> I'd use something like
>
> CREATE TABLE configuration_settings
> (
>   variable_name  text primary key not null,
>   variable_value text
> );
>
> INSERT INTO configuration_settings
> (variable_name, variable_value)
> VALUES
> ('myfirstvar', 'Some value');
>
> INSERT INTO configuration_settings
> (variable_name, variable_value)
> VALUES
> ('mysecondvar', 'Another value');
>

I can write it as you suggested.

Thanks a lot !,

Glus

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