1. 查看当前是否已经开启了与log保存路径
mysql> show variables like 'general_%';
+------------------+-------------------------------+
| Variable_name | Value |
+------------------+-------------------------------+
| general_log | OFF |
| general_log_file | /usr/local/mysql/data/YSM.log |
+------------------+-------------------------------+
2. 修改OFF为ON
mysql> set global general_log=ON;
Query OK, 0 rows affected (0.03 sec)
mysql> show variables like 'general_%';
+------------------+-------------------------------+
| Variable_name | Value |
+------------------+-------------------------------+
| general_log | ON |
| general_log_file | /usr/local/mysql/data/YSM.log |
+------------------+-------------------------------+