FLUSH TABLE
提示
当前版本仅支持该关键字语法,功能并不会实际生效。
描述
该语句用于清理或刷新特定的内部缓存、日志和表。
语法
FLUSH [NO_WRITE_TO_BINLOG | LOCAL] { tables_option }
tables_option: {
table_synonym
| table_synonym tbl_name [, tbl_name] ...
| table_synonym WITH READ LOCK
| table_synonym tbl_name [, tbl_name] ... WITH READ LOCK
| table_synonym tbl_name [, tbl_name] ... FOR EXPORT
}
table_synonym: {
TABLE
| TABLES
}
使用说明
打开隐藏配置项 _enable_mock_stmt_flush_table 以后,FLUSH TABLE 语法不报错。关闭该配置项以后,语句会报 NOT SUPPORT。
您可以执行如下命令打开该配置项:
ALTER SYSTEM SET _enable_mock_stmt_flush_table = true;