Руководство по PHP
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# 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