{ database_name | @database\_name\_var }是备份事务日志、部分数据库或完整的数据库时所用的源数据库。 如果作为变量 (@database_name_var) 提供,则可以将此名称指定为字符串常量 (@database_name_var=databasename) 或指定为字符串数据类型(ntext 或 text 数据类型除外)的变量。 该日志是从上一次成功...
BACKUPDATABASE[MYTestDB]TODISK = N'C:\Program Files\Microsoft SQL Server\MSSQL13.MSSQLSERVER\MSSQL\Backup\MyTestDB.bak'WITHCOMPRESSION, ENCRYPTION ( ALGORITHM = AES_256,SERVERCERTIFICATE = BackupEncryptCert ), STATS =10GO For the full Transact-SQL statement syntax, seeBACKUP (Transact-SQL)...
Using backup compression with database compression or TDE enabled generally uses more CPU and produces limited compression benefits. You can issue a database backup with compression when these features are enabled but you should not expect a large compression ratio. ...
BACKUP DATABASE { database_name | @database_name_var } TO <backup_device> [ ,...n ] [ <MIRROR TO clause> ] [ next-mirror-to ] [ WITH { DIFFERENTIAL | <general_WITH_options> [ ,...n ] } ] [;] Backing Up Specific Files or Filegroups BACKUP DATABASE { database_name | @d...
1、描述:备份完整的 SQL Server 数据库以创建数据库备份,或者备份数据库的一个或多个文件或文件组以创建文件备份 (BACKUP DATABASE)。 另外,在完整恢复模式或大容量日志恢复模式下备份数据库事务日志以创建日志备份 (BACKUP LOG)。 2、语法: --备份整个数据库--Backing Up a Whole DatabaseBACKUPDATABASE{ data...
BACKUP DATABASE [AdventureWorks] TO DISK = N’D:\SQL Server Backups\AdventureWorks Compressed Backup.bak’ WITH NOFORMAT, INIT, NAME = N’AdventureWorks-Full Database Backup’, SKIP, NOREWIND, NOUNLOAD, COMPRESSION, STATS = 10 GO 1.
Backup-SqlDatabase[-BackupContainer <String>] [-MirrorDevices <BackupDeviceList[]>] [-BackupAction <BackupActionType>] [-BackupSetName <String>] [-BackupSetDescription <String>] [-CompressionOption <BackupCompressionOptions>] [-CopyOnly] [-ExpirationDate <DateTime>] [-FormatMedia] [-Incremental]...
BACKUP DATABASE [test]TODISK='C:\test.bak'WITHFORMAT, MEDIANAME='test', MEDIADESCRIPTION='test描述', NAME='test备份',SKIP, NOREWIND, NOUNLOAD, COMPRESSION, STATS=10 以上两种方法都可以解决备份时出现“操作系统错误5:拒绝访问”的问题。但如果问题依然没有解决,建议您查看Windows事件日志,查找更准确的...
Backup Compression and Transparent Data Encryption (TDE) have been two immensely valuable and popular features for customers in SQL Server. In SQL Server 2016, backup compression was enabled for TDE-enabled databases, where if you backup a TDE-enabled database...
For example, you may backup a 22Gb database with compression. You may see the file size of the backup show up somewhere past 7Gb while the backup is running but end up only being 4Gb when it completes. As the KB article explains, we chose this method to avoid a performance penalty of...