Php/func mysqli autocommit
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PHP mysqli autocommit()函数
示例-面向对象的样式
关闭自动提交,进行一些查询,然后提交查询:
<?php $mysqli = new mysqli("localhost","my_user","my_password","my_db"); if ($mysqli -> connect_errno) { echo "Failed to connect to MySQL: " . $mysqli -> connect_error; exit(); } // Turn autocommit off $mysqli -> autocommit(FALSE); // Insert some values $mysqli -> query("INSERT INTO Persons (FirstName,LastName,Age) VALUES ('Peter','Griffin',35)"); $mysqli -> query("INSERT INTO Persons (FirstName,LastName,Age) VALUES ('Glenn','Quagmire',33)"); // Commit transaction if (!$mysqli -> commit()) { echo "Commit transaction failed"; exit(); } $mysqli -> close(); ?>
在底部查看程序样式的示例。
定义和用法
autocommit()/ mysqli_autocommit()函数打开或关闭自动提交数据库修改。
Tip: 也看看 承诺()
函数,用于提交指定数据库连接的当前事务,以及 rollback()
函数,它回滚当前事务。
句法
面向对象的样式:
$mysqli -> autocommit(mode)
程序风格:
mysqli_autocommit(connection, mode)
参数值
参数 | 描述 |
---|---|
connection | 需要。指定要使用的MySQL连接 |
mode | 需要。FALSE关闭自动提交。TRUE打开自动提交(并提交所有等待的查询) |
技术细节
返回值: | 成功则为真。失败时为假 |
PHP版本: | 5+ |
示例-程序风格
关闭自动提交,进行一些查询,然后提交查询:
<?php $con=mysqli_connect("localhost","my_user","my_password","my_db"); if (mysqli_connect_errno()) { echo "Failed to connect to MySQL: " . mysqli_connect_error(); exit; } // Turn autocommit off mysqli_autocommit($con,FALSE); // Insert some values mysqli_query($con,"INSERT INTO Persons (FirstName,LastName,Age) VALUES ('Peter','Griffin',35)"); mysqli_query($con,"INSERT INTO Persons (FirstName,LastName,Age) VALUES ('Glenn','Quagmire',33)"); // Commit transaction if (!$mysqli_commit($con)) { echo "Commit transaction failed"; exit(); } // Close connection mysqli_close($con); ?>