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Php 如何使用Phalcon Form删除结果集_Php_Orm_Phalcon - Fatal编程技术网

Php 如何使用Phalcon Form删除结果集

Php 如何使用Phalcon Form删除结果集,php,orm,phalcon,Php,Orm,Phalcon,考虑以下代码表单文档 foreach (Robots::find("type='mechanical'") as $robot) { if ($robot->delete() == false) { echo "Sorry, we can't delete the robot right now: \n"; foreach ($robot->getMessages() as $message) { echo $messa

考虑以下代码表单文档

foreach (Robots::find("type='mechanical'") as $robot) {
    if ($robot->delete() == false) {
        echo "Sorry, we can't delete the robot right now: \n";
        foreach ($robot->getMessages() as $message) {
            echo $message, "\n";
        }
    } else {
        echo "The robot was deleted successfully!";
    }
}
使用Phalcon,可以通过单个操作(无需迭代)删除结果集。

delete()
删除结果集中的所有记录

$robots = Robots::find("type='mechanical'");

if($robots->delete()){
    echo "The robots were deleted successfully!";
}

我想知道用这种方法删除记录是否会运行SQL两次?一次用于选择,另一次用于选择DELETE@LCB如果查看源代码,您可以看到Phalcon创建了一个事务,然后对
resultset
中的每个对象调用
delete
,它仅在删除每个记录时提交事务。