PG_LO_UNLINK(3) PG_LO_UNLINK(3)
pg_lo_unlink - Delete a large object
SYNOPSIS
bool pg_lo_unlink (resource $connection, int $oid)
DESCRIPTION
pg_lo_unlink(3) 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(3).
PARAMETERS
o $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(3) or pg_pconnect(3).
o $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(3) 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");
?>
SEE ALSO
pg_lo_create(3), pg_lo_import(3).
PHP Documentation Group PG_LO_UNLINK(3)
