In response to venkat :
> Dear All,
>
> I want to create function which returns username and password from the
> database.I have users table in the database.in that i have username and
> password columns.I need return username and password using functions.it is
> urgent. I am waiting for your great response,
test=# create table usernames (username text, passwort text);
CREATE TABLE
test=*# create or replace function get_usernames() returns setof usernames as $$ begin return query select username,
passwortfrom usernames; end;$$ language plpgsql;
CREATE FUNCTION
test=*# insert into usernames values ('user1', 'password1');
INSERT 0 1
test=*# insert into usernames values ('user2', 'password2');
INSERT 0 1
test=*# select * from get_usernames();username | passwort
----------+-----------user1 | password1user2 | password2
(2 rows)
HTH, Andreas
--
Andreas Kretschmer
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