php man page for pg_lo_read_all

PG_LO_READ_ALL(3)														 PG_LO_READ_ALL(3)

pg_lo_read_all - Reads an entire large object and send straight to browser

SYNOPSIS
       int pg_lo_read_all (resource  $large_object)

DESCRIPTION
       pg_lo_read_all(3) reads a large object and passes it straight through to the browser after sending all pending headers. Mainly intended for
       sending binary data like images or sound.

	To use the large object interface, it is necessary to enclose it within a transaction block.

       Note

	       This function used to be called pg_loreadall(3).

PARAMETERS
	      o $large_object
		- PostgreSQL large object (LOB) resource, returned by pg_lo_open(3).

RETURN VALUES
	Number of bytes read or FALSE on error.

EXAMPLES
       Example #1

	      pg_lo_read_all(3) example

	      <?php
		 header('Content-type: image/jpeg');
		 $image_oid = 189762345;
		 $database = pg_connect("dbname=jacarta");
		 pg_query($database, "begin");
		 $handle = pg_lo_open($database, $image_oid, "r");
		 pg_lo_read_all($handle);
		 pg_query($database, "commit");
	      ?>

SEE ALSO
       pg_lo_read(3).

PHP Documentation Group 													 PG_LO_READ_ALL(3)