Function PQgetlength

src/interfaces/libpq/fe-exec.c:3691–3700

PQgetlength: * returns the actual length of a field value in bytes. */

 *	returns the actual length of a field value in bytes.
 */
int
PQgetlength(const PGresult *res, int tup_num, int field_num)
{
	if (!check_tuple_field_number(res, tup_num, field_num))
		return 0;
	if (res->tuples[tup_num][field_num].len != NULL_LEN)
		return res->tuples[tup_num][field_num].len;
	else
		return 0;
}

/* PQgetisnull:
 *	returns the null status of a field value.