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Buckup
DECLARE
@sql
varchar
(
4000
)
declare
@backupfile
varchar
(
2000
)
declare
@now
datetime
declare
@retaindays
int
declare
@deletefiles
varchar
(
2000
)
declare
@cmd
varchar
(
2000
)
declare
@i
int
set
@retaindays
=
14
set
@now
=
getdate
()
set
@i
=
1
while
(
@i
<
30
)
begin
set
@deletefiles
=
'
\\IP\DBBackup\FolderName\*
'
+
convert
(
varchar
(
8
),
dateadd
(dd,
-
@retaindays
-
@i
,
@now
),
112
)
+
'
*.*
'
set
@cmd
=
'
del
'
+
@deletefiles
exec
master..xp_cmdshell
@cmd
set
@i
=
@i
+
1
end
set
@backupfile
=
'
\\IP\DBBackup\FolderName\?_db_
'
+
convert
(
char
(
8
),
@now
,
112
)
+
replace
(
convert
(
varchar
(
20
),
@now
,
108
),
'
:
'
,
''
)
+
'
.BAK
'
set
@sql
=
'
if
''
?
''
<>
''
tempdb
''
backup database ? to disk=
'''
+
@backupfile
+
'''
with retaindays=
'
+
convert
(
varchar
(
10
),
@retaindays
)
exec
sp_msforeachdb
@command1
=
@sql
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原文地址:https://www.cnblogs.com/Ammy/p/1245317.html
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