Function PQfformat

src/interfaces/libpq/fe-exec.c:3513–3522

}

int
PQfformat(const PGresult *res, int field_num)
{
	if (!check_field_number(res, field_num))
		return 0;
	if (res->attDescs)
		return res->attDescs[field_num].format;
	else
		return 0;
}

Oid
PQftype(const PGresult *res, int field_num)