可以告诉任何一个主体如何备份数据库没有mysql启动。
Mysql错误日志如下
InnoDB: using atomic writes.
2021-09-10 23:59:01 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions
2021-09-10 23:59:01 0 [Note] InnoDB: Uses event mutexes
2021-09-10 23:59:01 0 [Note] InnoDB: Compressed tables use zlib 1.2.11
2021-09-10 23:59:01 0 [Note] InnoDB: Number of pools: 1
2021-09-10 23:59:01 0 [Note] InnoDB: Using SSE2 crc32 instructions
2021-09-10 23:59:01 0 [Note] InnoDB: Initializing buffer pool, total size = 64M, instances = 1, chunk size = 64M
2021-09-10 23:59:01 0 [Note] InnoDB: Completed initialization of buffer pool
2021-09-10 23:59:01 0 [Note] InnoDB: 128 out of 128 rollback segments are active.
2021-09-10 23:59:01 0 [Note] InnoDB: Creating shared tablespace for temporary tables
2021-09-10 23:59:01 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ...
2021-09-10 23:59:01 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB.
2021-09-10 23:59:01 0 [Note] InnoDB: Waiting for purge to start
2021-09-10 23:59:01 0 [Note] InnoDB: 10.4.14 started; log sequence number 47063; transaction id 9
2021-09-10 23:59:01 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool
2021-09-10 23:59:01 0 [Note] Plugin 'FEEDBACK' is disabled.
2021-09-10 23:59:01 0 [Note] InnoDB: Buffer pool(s) load completed at 210910 23:59:01
2021-09-10 23:59:01 0 [Note] Server socket created on IP: '::'.
