刪除所有的binlog後mysql 啟動不了，檢視錯誤日誌，原來是找不到日誌檔案了，
2018-08-17t06:58:33.935452z 0 [note] plugin 'federated' is disabled.
mysqld: file './mysql-bin.000474' not found (errcode: 2 - no such file or directory)
2018-08-17t06:58:33.937608z 0 [error] failed to open log (file './mysql-bin.000474', errno 2)
2018-08-17t06:58:33.937619z 0 [error] could not open log file
2018-08-17t06:58:33.937627z 0 [error] can't init tc log
2018-08-17t06:58:33.937633z 0 [error] aborting
啟動資料庫，這是資料庫會重置日誌檔案，從01開始。
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