2012/10/8 Tom Lane <t...@sss.pgh.pa.us>:
> Julien Tachoires <jul...@gmail.com> writes:
>> About \ds behaviour, I think to add 2 columns :
>> - 'LastValue'
>> - 'Increment'
>
> That would make the command a great deal slower, since it would have to
> access each sequence to get that info. I don't object to adding such
> columns to \ds+, but I don't think it's a good idea to put them in the
> basic command.
Ok.
> The other problem you're going to have here is that there is in fact no
> such command as "\ds" (nor "\ds+"); rather, it's a special case of
> \dtsvi. As such, putting any relkind-specific info into the result is
> problematic. I think you're going to have to invent a different command
> if you want there to be sequence-specific columns.
Yes, that's why I plan to create a new function listSequences() and
call it from src/bin/psql/command.c :
+ /* \d* commands */
+ else if (cmd[0] == 'd')
+ {
...
+ case 's':
+ success = listSequences(pattern, show_verbose);
+ break;
Cheers,
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