(PHP 4 >= 4.2.0, PHP 5)
pg_lo_write -- Write to a large object
( resource large_object, string data [, int len] )
pg_lo_write() writes data into a large object
at the current seek position.
To use the large object interface, it is necessary to
enclose it within a transaction block.
This function used to be called pg_lowrite().
PostgreSQL large object (LOB) resource, returned by pg_lo_open().
The data to be written to the large object. If len is
specified and is less than the length of data, only
len bytes will be written.
An optional maximum number of bytes to write. Must be greater than zero
and no greater than the length of data. Defaults to
the length of data.
The number of bytes written to the large object, or FALSE on error.
Example 1. pg_lo_write() example
$doc_oid = 189762345;
$data = "This will overwrite the start of the large object.";
$database = pg_connect("dbname=jacarta");
$handle = pg_lo_open($database, $doc_oid, "w");
$data = pg_lo_write($handle, $data);