'+CONVERT(nvarchar(max),getdate(),112)+N'.bak' BACKUP DATABASE[TESTDB]TO DISK=FileName WITH Differential,Compression,INIT,SKIP,Format GO 2,自动删除备份文件 数据库的备份保留4周,28天,将早于28天前的数据库备份删除,...
\n逻辑备份不支持没有数据库的实例;SQLServer仅支持物理备份。enDescription":"The backup method is invalid.Specify a valid backup method.Valid values:Logical and Physical.Default value:Physical.Logical backups are not ...
\n逻辑备份不支持没有数据库的实例;SQLServer仅支持物理备份","enDescription":"The backup method is invalid.Specify a valid backup method.Valid values:Logical and Physical.Default value:Physical.Logical backups are not ...
The specified backup database is not valid.|{"cnDescription":"操作失败,指定的备份数据库无效。translateStatus":"translation_accepted","enTranslateStatus":false,"jpTranslateStatus":false,"enDescription":"The operation ...