Applies to: SQL Server This article describes the compression of SQL Server backups, including restrictions, performance trade-off of compressing backups, the configuration of backup compression, and the compression ratio. Backup compression is supported on SQL Server editions: Enterprise, Standard, ...
Applies to: SQL ServerThis article describes the compression of SQL Server backups, including restrictions, performance trade-off of compressing backups, the configuration of backup compression, and the compression ratio. Backup compression is supported on SQL Server editions: Enterprise, Standard, ...
For information about how to work with SQL Server counters, see Using SQL Server Objects. Configuration At installation, backup compression is off by default. The default behavior for backup compression is defined by the backup compression default Optionserver-level configuration option. You can ...
在SQL Server Management Studio 中,连接到数据库引擎。 在标准栏上,选择“新建查询”。 将以下示例复制并粘贴到查询窗口中,然后选择“执行”。 此示例演示如何使用 sp_configure 将服务器实例配置为使用 Intel® QAT 作为默认压缩算法: SQL 复制 EXECUTE sp_configure 'backup c...
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.
, performance trade-off of compressing backups, the configuration of backup compression, and the compression ratio. Backup compression is supported on SQL Server editions: Enterprise, Standard, and Developer. Every edition of SQL Server 2008 (10.0.x) and later can restore a compressed backup....
通过在BACKUPTransact-SQL 命令中指定WITH COMPRESSION (ALGORITHM = ZSTD)选项以进行特定备份。 通过将备份压缩算法服务器配置选项设置为 3。 对于使用该WITH COMPRESSION选项的所有备份,此选项将默认备份压缩算法设置为 ZSTD。 备注 ZSTD 算法目前为预览版,仅在 SQL Server 2025 (17.x) 预览版中可用。
Applies to: SQL Server This article describes how to view or configure the backup compression default server configuration option in SQL Server by using SQL Server Management Studio or Transact-SQL. The backup compression default option determines whether the server instance creates compressed backups ...
SQL Server 2008 (10.0.x) Enterprise 及更高版本支持备份压缩。 默认情况下,是否压缩备份取决于backup-compression default服务器配置选项的值。 但是,不管当前服务器级默认设置如何,都可以通过选中“压缩备份”来压缩备份,并且可以通过选中“不压缩备份”来防止压缩备份。
BACKUP LOG [database] TO DISK=' filepath\filename.trn ' WITH NORECOVERY GO 方法3. 使用维护计划安排备份 此功能为您提供了手动创建计划或按照向导完成操作的选项。 这里主要介绍第一种。 1. 确保SQL Server 代理 已启用,否则请先“启动”它。