Re: integer array, push and pop

regression=# select '{124,567,66}'::int[] + 345;
?column?
------------------
{124,567,66,345}
(1 row)
regression=# select '{124,567,66}'::int[] + '{345,1}'::int[];
?column?
--------------------
{124,567,66,345,1}
(1 row)
select '{124,567,66}'::int[] - 567;
?column?
----------
{124,66}
(1 row)
regression=# select '{124,567,66}'::int[] - '{567,66}';
?column?
----------
{124}
(1 row)

Ryan Mahoney wrote:
> Hi Oleg (and pgsql hackers!),
>
> Recently I encountered a problem attempting to use the integer array
> function for pushing an integer onto an integer array field.
>
> Can you write an example of a sql statement for pushing a single value onto
> an integer array and for popping a specific value off of an integer array?
> I see the function in the documentation, but the actual statement syntax to
> use is not clear to me.
>
> Thanks for any help you can provide!
>
> Ryan Mahoney
>
>
>
>
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--
Teodor Sigaev
teodor(at)stack(dot)net