"I. B." <i.bre@xxxxxxxx> writes: > I have a small problem when trying to make a C-language function to return one character. The code is very simple and that's what's making it so strange. > CREATE FUNCTION val(ibool) > RETURNS char You need to write "char", with the quotes. Without the quotes the type name is taken as CHARACTER(1), ie what's internally called BpChar. Totally different animal. regards, tom lane -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general