pg_lo_unlink
(PHP 4 >= 4.2.0, PHP 5)
pg_lo_unlink — Delete a large object
Description
bool pg_lo_unlink
( resource
$connection
, int $oid
)
pg_lo_unlink() deletes a large object with the
oid. Returns TRUE on success or FALSE on failure.
To use the large object interface, it is necessary to enclose it within a transaction block.
Note:
This function used to be called pg_lounlink().
Parameters
-
connection -
PostgreSQL database connection resource. When
connectionis 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.
Return Values
Returns TRUE on success or FALSE on failure.
Examples
Example #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");
?>
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