How to implement ADODB transaction processing in PHP
This time I will show you how to implement ADODB transaction processing in PHP, and what are the precautions to implement ADODB transaction processing in PHP. The following is a practical case, let's take a look.
1. Code
adodb.inc.php can be downloaded from the official website http://adodb.sourceforge.net/. Or click hereDownload from this site.
conn.php：<?php
include_once ('../adodb5/adodb.inc.php');
$conn = ADONewConnection('mysql');
$conn -> PConnect('localhost','root','root','db_database14');
$conn -> execute('set names gb2312');
?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>处理事务</title>
<style type="text/css">
<!--
body,td,th {
font-size: 12px;
}
body {
margin-left: 10px;
margin-top: 10px;
margin-right: 10px;
margin-bottom: 10px;
}
-->
</style></head>
<body>
<?php
include_once 'conn/conn.php'; //载入数据库链接文件
$conn -> BeginTrans(); //开始事务处理
$sql = 'delete from tb_object where id = 3'; //sql删除语句
$rst = $conn -> execute($sql) or die('execute error: '.$conn -> ErrorMsg()); //执行删除语句
$num = $conn -> Affected_rows(); //查看被更新的记录数
if(false !== $rst){ //如果$rst不为假
if($num != 0){ //如果$num不为0，说明删除成功
$conn -> CommitTrans(); //执行提交
echo '删除成功！';
exit();
}else{ //如果$num为0，说明没有删除记录
echo '没有数据，或数据已删除';
exit();
}
}else{ //如果发生意外
$conn -> RollbackTrans(); //执行回滚操作
echo '出现意外。';
}
?>
</body>
</html>2. Running results
successfully deleted!I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the php Chinese website! Recommended reading:
How to dynamically add, modify, and delete JS arrays and JSON objects
How to use JS Inheritance and multiple inheritance
The above is the detailed content of How to implement ADODB transaction processing in PHP. For more information, please follow other related articles on the PHP Chinese website!
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