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pg_lo_truncate — Truncates a large object
pg_lo_truncate() truncates a large object resource.
To use the large object interface, it is necessary to enclose it within a transaction block.
PostgreSQL large object (LOB) resource, returned by pg_lo_open().
The number of bytes to truncate.
TRUE on success or
FALSE on failure.
Example #1 pg_lo_truncate() example
$doc_oid = 189762345;
$database = pg_connect("dbname=jacarta");
$handle = pg_lo_open($database, $doc_oid, "r");
// Truncate to 0
|5.6.0||Added truncate function. It supports PostgreSQL 9.3's 64bit large object. Both client and server must support PostgreSQL 9.3 and PHP must be 64bit build to use 64bit large object.|