mysqli_kill
(PHP 5)
mysqli_kill
(no version information, might be only in CVS)
mysqli->kill -- Asks the server to kill a MySQL thread
Description
Procedural style:
bool
mysqli_kill ( mysqli link, int processid )
Object oriented style (method)
class
mysqli {
bool
kill ( int processid )
}
This function is used to ask the server to kill a MySQL thread specified
by the processid parameter. This value must be
retrieved by calling the mysqli_thread_id() function.
注:
To stop a running query you should use the SQL command
KILL QUERY processid.
返回值
如果成功则返回 TRUE，失败则返回 FALSE。
例
例子 1. Object oriented style
<?php
$mysqli = new mysqli("localhost", "my_user", "my_password", "world");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
/* determine our thread id */
$thread_id = $mysqli->thread_id;
/* Kill connection */
$mysqli->kill($thread_id);
/* This should produce an error */
if (!$mysqli->query("CREATE TABLE myCity LIKE City")) {
printf("Error: %s\n", $mysqli->error);
exit;
}
/* close connection */
$mysqli->close();
?>
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例子 2. Procedural style
<?php
$link = mysqli_connect("localhost", "my_user", "my_password", "world");
/* check connection */
if (mysqli_connect_errno()) {
printf("Connect failed: %s\n", mysqli_connect_error());
exit();
}
/* determine our thread id */
$thread_id = mysqli_thread_id($link);
/* Kill connection */
mysqli_kill($link, $thread_id);
/* This should produce an error */
if (!mysqli_query($link, "CREATE TABLE myCity LIKE City")) {
printf("Error: %s\n", mysqli_error($link));
exit;
}
/* close connection */
mysqli_close($link);
?>
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上例将输出：
Error: MySQL server has gone away |