Maxim Boguk schrieb am 19.05.2015 um 13:33:
> Hello all,
>
> I just noticed that you can do something like this (using 9.4.1):
>
> select array[1,2,3] - 3
>
> which is doing the same thing as:
>
> select array_remove(array[1,2,3],3)
>
> but the minus is not documented as an array operator:
http://www.postgresql.org/docs/current/static/functions-array.html
>
> Is that an oversight in the documentation or isn't the minus supposed to work like that in the first place?
>
>
> You very likely have an intarray extension installed:
> http://www.postgresql.org/docs/9.4/interactive/intarray.html
> int[] - int operator documented in the extension documentation as it's a part of the extension but not part of the
PostgreSQLcore.
Ah, right - that was it. Completely forgot about that.
Sorry for the noise.
Thomas
