Описание
bool
pg_lo_unlink ( resource connection, int oid )
pg_lo_unlink() deletes a large object with the
oid. Возвращает TRUE в случае успешного завершения или FALSE в случае возникновения ошибки.
To use the large object interface, it is necessary to
enclose it within a transaction block.
Замечание:
This function used to be called pg_lounlink().