- 【节约时间】show processlist
- 【典型错误】Value '0000-00-00 00:00:00' can not be represented as java.sql.Timestamp
- 【SQL报错被截断】Duplicate entry 'b8dce095f7df4c71bd1fe792c41106e4-1DE2E4B9A7982DDAB96243DC61478DB' for key 'uq_app_open'
- 【真实原因被隐藏】Could not create connection to database server. Attempted reconnect 3 times. Giving up.