Forgot Password ??

PHP , ASP , ASP.NET, VB.NET, C#, Java , jQuery , Android , iOS , Windows Phone

	Registered : 109,037

HOME > PHP Manual > pg_lo_read_all - Reads an entire large object and send straight to browser

ลองใช้ค้นหาข้อมูล

pg_lo_read_all

(PHP 4 >= 4.2.0, PHP 5)

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

Description

int pg_lo_read_all ( resource $large_object )

pg_lo_read_all() 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().

Parameters

large_object: PostgreSQL large object (LOB) resource, returned by pg_lo_open().

Return Values

Number of bytes read or FALSE on error.

Examples

Example #1 pg_lo_read_all() 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");
?>

	สอน Google Maps Api
	สอน Windows Service
	สอน Entity Framework
	สอน Android
	สอน Java เขียน Java
	Java GUI Swing
	สอน JSP (Web App)
	iOS (iPhone,iPad)
	Windows Phone
	Windows Azure
	Windows Store
	Laravel Framework
	Yii PHP Framework
	สอน jQuery
	สอน jQuery กับ Ajax
	สอน PHP OOP (Vdo)
	Ajax Tutorials
	SQL Tutorials
	สอน SQL (Part 2)
	JavaScript Tutorial
	Javascript Tips
	VBScript Tutorial
	VBScript Validation
	Microsoft Access
	MySQL Tutorials
	-- Stored Procedure
	MariaDB Database
	SQL Server Tutorial
	SQL Server 2005
	SQL Server 2008
	SQL Server 2012
	-- Stored Procedure
	Oracle Database
	-- Stored Procedure
	SVN (Subversion)
	แนวทางการทำ SEO
	ปรับแต่งเว็บให้โหลดเร็ว