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)
Heynitz:  035242/47212,      D1: 0160/7141639
GnuPG-ID 0x3FFF606C http://wwwkeys.de.pgp.net===    Schollglas Unternehmensgruppe    ===