Re: Arrya variable as argument to IN expression

am 17.11.2005, um 0:28:51 -0800 mailte Emil Kaffeshop folgendes:
> Hello I am trying the following:
> a INTEGER[] := ''{10,15,20}'';
> b INTEGER := 15;
> flag BOOLEAN := FALSE;
>
> SELECT b IN (a) INTO flag; !!! does not work

Sorry, i can't understand your query.

Perhaps you are searchfing for something like:

test=# select * from foo;
a | b | flag
---------+---+------
{1,2,3} | 1 | t
{5,6,7} | 1 | t
(2 rows)

test=# select * from foo where b = any(a);
a | b | flag
---------+---+------
{1,2,3} | 1 | t
(1 row)

>
> Is it legal to expect the array to be interpret as
> list of integers which IN expression takes ?

Please read http://www.postgresql.org/docs/8.1/interactive/arrays.html
to learn more about arrays.

HTH, Andreas
--
Andreas Kretschmer (Kontakt: siehe Header)
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