pg_lo_unlink

Руководство по PHP
Пред.		След.

pg_lo_unlink

(PHP 4 >= 4.2.0, PHP 5)

pg_lo_unlink -- Delete a large object

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().

Список параметров

connection: PostgreSQL database connection resource. When connection is not present, the default connection is used. The default connection is the last connection made by pg_connect() or pg_pconnect().
oid: The OID of the large object in the database.

Возвращаемые значения

Возвращает TRUE в случае успешного завершения или FALSE в случае возникновения ошибки.

Примеры

Пример 1. pg_lo_unlink() example
<?php // OID of the large object to delete $doc_oid = 189762345; $database = pg_connect("dbname=jacarta"); pg_query($database, "begin"); pg_lo_unlink($database, $doc_oid); pg_query($database, "commit"); ?>

Смотрите также

pg_lo_create()

pg_lo_import()

Пред.	Начало	След.
pg_lo_tell	Уровень выше	pg_lo_write