PHP mysqli refresh() 函数
❮ PHP mysqli 参考
定义和用法
该 refresh() / mysqli_refresh() 函数刷新/刷新表或缓存,或重置复制服务器信息。
语法
面向对象风格:
$mysqli -> refresh(
options)
程序风格:
mysqli_refresh(
connection, options)
参数值
Parameter |
Description |
connection |
Required. Specifies the MySQL connection to use |
options |
The options to refresh. Can be one of more of the following (separated by OR):
- MYSQLI_REFRESH_GRANT - Refreshes the grant tables
- MYSQLI_REFRESH_LOG - Flushes the logs
- MYSQLI_REFRESH_TABLES - Flushes the table cache
- MYSQLI_REFRESH_HOSTS - Flushes the host cache
- MYSQLI_REFRESH_STATUS - Resets the status variables
- MYSQLI_REFRESH_THREADS - Flushes the thread cache
- MYSQLI_REFRESH_SLAVE - Resets the master server info, and restarts the slave
- MYSQLI_REFRESH_MASTER - Removes the binary log files in the binary log index, and truncates the index file
|
技术细节
返回值: |
成功则为真。失败时为 FALSE |
PHP 版本: |
5.3+ |
❮ PHP mysqli 参考