SQL備份計畫

可以用備份作業:

/*******************完整備份作業******************
*/--
完整備份,每週一次
usemaster
godeclare
@str
varchar(100
)set
@str='
d:\dbtext\jgj\dbabak\fullbak'+
replace(replace(replace(convert(varchar,getdate(),20),'
-',''),'
',''),'
:','')+
'.bak
'backup
database
[demo]to
disk
=@str
with retaindays=
15,noformat,noinit,
name
=n'demo完整備份
',skip,norewind,
nounload,stats=10
go/*
******************差異備份作業******************
*/--
截斷日誌
usemaster
gobackup
log demo  with
no_log
go--
收縮日誌檔案
usedemo
godbcc shrinkfile (n'
demo_log
',0,truncateonly)
go--
差異備份,每天一次
usemaster
godeclare
@str
varchar(100
)set
@str='
d:\dbtext\jgj\dbabak\diffbak'+
replace(replace(replace(convert(varchar,getdate(),20),'
-',''),'
',''),'
:','')+
'.diff
'backup
database
[demo]to
disk
=@str
with differential,retaindays=
8,noformat,noinit,
name
=n'demo差異備份
',skip,norewind,
nounload,stats=10
go/*
*****************日誌備份作業******************
*/--
日誌備份,每小時一次
usedemo
godeclare
@str
varchar(100
)set
@str='
d:\dbtext\jgj\dbabak\logbak'+
replace(replace(replace(convert(varchar,getdate(),20),'
-',''),'
',''),'
:','')+
'.trn
'backup
log[
demo]to
disk
=@str
with retaindays=
3,noformat,noinit,
name
=n'demo日誌備份
',skip,norewind,
nounload,stats=10
go--
刪除過期的備份檔案,每天兩次
declare
@str
varchar(100),@dir
varchar(100),@filename
varchar(30
)set
@dir='
del d:\dbtext\jgj\dbabak\
'set
@filename
=left(replace(replace(replace(convert(varchar,getdate()-
15,20),'
-',''),'
',''),'
:',''),8
)set
@str
=@dir+'
fullbak'+
@filename+'
*.bak
'exec xp_cmdshell @str
set@filename
=left(replace(replace(replace(convert(varchar,getdate()-
8,20),'
-',''),'
',''),'
:',''),8
)set
@str
=@dir+'
diffbak'+
@filename+'
*.diff
'exec xp_cmdshell @str
set@filename
=left(replace(replace(replace(convert(varchar,getdate()-
8,20),'
-',''),'
',''),'
:',''),8
)set
@str
=@dir+'
logbak'+
@filename+'
*.trn
'exec xp_cmdshell @str

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