For an introduction to backup in SQL Server, see Backup Overview. Backup types The supported backup types depend on the recovery model of the database, as follows All recovery models support full and differential backups of data. Expand table Scope of backupBackup types Whole database Database...
SQL Copy BACKUP DATABASE <database_name> TO DISK WITH COMPRESSION (ALGORITHM = QAT_DEFLATE) Sample behaviors: Expand table BACKUP STATEMENTOUTCOME BACKUP DATABASE <database_name> TO {DISK\|TAPE\|URL} WITH NO_COMPRESSION Backup without any compression BACKUP DATABASE <database_name> ...
SQL Copy BACKUP DATABASE <database_name> TO DISK WITH COMPRESSION (ALGORITHM = QAT_DEFLATE) Sample behaviors: Expand table BACKUP STATEMENTOUTCOME BACKUP DATABASE <database_name> TO {DISK\|TAPE\|URL} WITH NO_COMPRESSION Backup without any compression BACKUP DATABASE <database_name> ...
使用登录账户连接到SQL Server 2019,打开SSMS图形用户界面的管理工具,在【对象资源管理器】窗口中,打开服务器节点,依次选择【数据库】→【test】节点,右击test 数据库,从弹出的快捷菜单中选择【属性】菜单命令。打开【数据库属性-test】对话框,选择【选项】选项,打开右侧的选项卡,在【恢复模式】下拉列表框中选择其中...
<Time Stamp> spid <spid> Failed to flush the commit table to disk in dbid 8 due to error 2601. Check the error log for more information. Resolution To solve the issue, see the following articles: 2682488 FIX: Backup operation fails in a SQL Server 2008, in a SQL Server 2008 R2 or ...
Table of Contents - Sql Server Backup Academy 摘要 本期月报是SQL Server数据库备份技术系列文章的开篇,介绍三种常见的SQL Server备份方法的工作方式、使用T-SQL语句和使用SSMS IDE创建备份集三个层面,介绍SQL Server的三种常见备份的工作原理和使用方法。三种常见的备份包括: ...
To calculate the compression ratio of a backup, use the values for the backup in the backup_size and compressed_backup_size columns of the backupset history table, as follows: backup_size:compressed_backup_size For example, a 3:1 compression ratio indicates that you are saving about 66% on...
backup [noun]: A copy of SQL Server data that can be used to restore and recover the data after a failure. A backup of SQL Server data is created at the level of a database or one or more of its files or filegroups. Table-level backups cannot be created. In addition to data bac...
Find out about the backup checksum default option. See how to use it to turn backup checksum on or off during SQL Server backup and restore operations.
CREATE TABLE t1 (id int) ON new_customers CREATE TABLE t2 (id int) ON sales GO BACKUP LOG [AdventureWorksDW2014] TO DISK = N'D:\Program Files\Microsoft SQL Server\mssql2014\AdventureWorksDW2014.trn' WITH NOFORMAT, NOINIT, NAME = N'AdventureWorksDW2014-Full Database Backup', SKIP, NO...