SQL備份語句

sql備份語句

--完整備份

backup database northwindcs

to disk='g:/backup/northwindcs_full_20070908.bak'

--差異備份

backup database northwindcs

to disk='g:/backup/northwindcs_diff_20070908.bak'

with differential

--日誌備份，預設截斷日誌

backup log northwindcs

to disk='g:/backup/northwindcs_log_20070908.bak'

--日誌備份，不截斷日誌

backup log northwindcs

to disk='g:/backup/northwindcs_log_20070908.bak'

with no_truncate

--截斷日誌不保留

backup log northwindcs

with no_log

--或者

backup log northwindcs

with truncate_only

--截斷之後日誌檔案不會變小

--有必要可以進行收縮

--檔案備份

exec sp_helpdb northwindcs --檢視資料檔案

backup database northwindcs

file='northwindcs' --資料檔案的邏輯名

to disk='g:/backup/northwindcs_file_20070908.bak'

--檔案組備份

exec sp_helpdb northwindcs --檢視資料檔案

backup database northwindcs

filegroup='primary' --資料檔案的邏輯名

to disk='g:/backup/northwindcs_filegroup_20070908.bak'

with init

--分割備份到多個目標

--恢復的時候不允許丟失任何乙個目標

backup database northwindcs

to disk='g:/backup/northwindcs_full_1.bak'

,disk='g:/backup/northwindcs_full_2.bak'

--映象備份

--每個目標都是相同的

backup database northwindcs

to disk='g:/backup/northwindcs_mirror_1.bak'

mirror

to disk='g:/backup/northwindcs_mirror_2.bak'

with format --第一次做映象備份的時候格式化目標

--映象備份到本地和遠端

backup database northwindcs

to disk='g:/backup/northwindcs_mirror_1.bak'

mirror

to disk='//192.168.1.200/backup/northwindcs_mirror_2.bak'

with format

--每天生成乙個備份檔案

--從norecovery或者

--standby模式恢復資料庫為可用

restore database northwindcs_bak

with recovery

--檢視目標備份中的備份集

restore headeronly

from disk ='g:/backup/northwindcs_full_20070908.bak'

--檢視目標備份的第乙個備份集的資訊

restore filelistonly

from disk ='g:/backup/northwindcs_full_20070908_2.bak'

with file=1

--檢視目標備份的卷標

restore labelonly

from disk ='g:/backup/northwindcs_full_20070908_2.bak'

--備份設定密碼保護備份

backup database northwindcs

to disk='g:/backup/northwindcs_full_20070908.bak'

with password = '123',init

restore database northwindcs

from disk='g:/backup/northwindcs_full_20070908.bak'

with password = '123'

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