Обсуждение: CREATE USER within function

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CREATE USER within function

От
Michal Taborsky
Дата:
Hi,

I am facing a problem. I am unable to call CREATE USER from within a
PL/PgSQL function. I am using Postgres 7.3.2.

The function looks like this (it is more complex in fact, but even if
stripped to this, it does not work anyway):

CREATE OR REPLACE FUNCTION
usr_createAccount(integer, name, text, text, bool, bool)
RETURNS bool AS '
BEGIN
CREATE USER $2 WITH PASSWORD $3 NOCREATEDB CREATEUSER IN GROUP "all",
"super";
RETURN true;
END;
' LANGUAGE 'plpgsql';

I keep getting this:

akcent=# select usr_createAccount(3, 'username', 'somepassword', 'cs',
true, false);
WARNING:  Error occurred while executing PL/pgSQL function usr_createaccount
WARNING:  line 2 at SQL statement
ERROR:  parser: parse error at or near "$1" at character 14

I am a bit confused by this error, because there is no "$1" string in
this function. I tried to do a CREATE USER in transaction, because I
suspected it to be the problem, but it worked just fine. Does anyone see
something which I don't ? What am I doing wrong ?

Thanks,
Michal