# File sample/psql.rb, line 137 def PSQLexec(ps, query) res = ps.db.exec(query) if res == nil printf(STDERR, "%s\n", ps.db.error()) else if (res.status() == PGresult::COMMAND_OK || res.status() == PGresult::TUPLES_OK) return res end if !ps.quiet printf(STDERR, "%s\n", ps.db.error()) end res.clear() end end