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  • Delete a large object

pg_lo_unlink

(PHP 4 >= 4.2.0, PHP 5, PHP 7)

pg_lo_unlink — Delete a large object

Açıklama

pg_lo_unlink ( resource $connection , int $oid ) : bool

pg_lo_unlink() deletes a large object with the oid. Başarı durumunda TRUE, başarısızlık durumunda FALSE döner.

To use the large object interface, it is necessary to enclose it within a transaction block.

Bilginize:

This function used to be called pg_lounlink().

Değiştirgeler

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.

Dönen Değerler

Başarı durumunda TRUE, başarısızlık durumunda FALSE döner.

Örnekler

Örnek 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");
?>

Ayrıca Bakınız

  • pg_lo_create() - Create a large object
  • pg_lo_import() - Import a large object from file