Thread

Can not use NULL values at all

PostgreSQL Bugs List <pgsql-bugs@postgresql.org> — 2000-10-27T18:14:15Z

PL/pgSQL functions: NULL parameter trouble (vpryadkin@sectorbase.com) reports a bug with a severity of 1
The lower the number the more severe it is.

Short Description
Can not use NULL values at all

Long Description
If one of parameters is NULL, all another parameters
take NULL values regardless of transmitted NOT NULL values.


Sample Code
create function x (text,text,text) returns text as '
begin
 return $1;
end;
 ' language 'plpgsql';

x ('aa', 'bb', '');       -- returns 'aa', Ok
x ('aa', null, 'qq');     -- returns NULL !!!

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