PDO-pgsqlLOBUnlink.txt

*PDO::pgsqlLOBUnlink* -- Deletes the large object

  bool PDO::pgsqlLOBUnlink(string oid)~

Deletes a large object from the database identified by OID.

This function must be called within a transaction.

{oid} A large object identifier

Returns TRUE on success or &false; on failure.

A |PDO::pgsqlLOBUnlink| example This example unlinks a large object from the
database prior to deleting the row that references it from the blobs table
we've been using in our |PDO::pgsqlLOBCreate| and |PDO::pgsqlLOBOpen|
examples.

<?php >
  $db = new PDO('pgsql:dbname=test host=localhost', $user, $pass);
  $db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
  $db->beginTransaction();
  $db->pgsqlLOBUnlink($oid);
  $stmt = $db->prepare("DELETE FROM BLOBS where ident = ?");
  $stmt->execute(array($some_id));
  $db->commit();
?>



|PDO::pgsqlLOBOpen| |PDO::pgsqlLOBCreate|

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