--完整备份 Backup Database db_database To disk='D:Backupdb_database_Full.bak' --差异备份 Backup Database db_database To disk='D:Backupdb_database_Diff.bak' With Differential 解释如下: NAME = 'Full Backup of MyNwind' --这个是备注,随便写。 还原命令: USE master GO RESTORE DATABASE test_wt FROM disk = 'c: est_wt' GO