Philippe Lang <philippe.lang@attiksystem.ch> schrieb:
2 ways:
* You can use something like this:
test=*# select * from a;id | val
----+----- 1 | foo 2 | bar
(2 rows)
test=*# select array_to_string(array(select val from a), ', ');array_to_string
-----------------foo, bar
(1 row)
* comma-aggregate, see
http://www.zigo.dhs.org/postgresql/#comma_aggregate
Andreas
--
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