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答：在數(shù)據(jù)庫任務中以以下腳本可實現(xiàn)數(shù)據(jù)庫的定時備份：

declare @day int
set @day = datepart(weekday,getdate())
if (@day in (3,5,7)) begin
 backup database enjoy_shq to disk=\'\\\\192.168.1.6\\d$\\shq_bak\\enjoy_shq01.bak\' with init
end else if (@day in (2,4,6)) begin
 backup database enjoy_shq to disk=\'\\\\192.168.1.6\\d$\\shq_bak\\enjoy_shq02.bak\' with init
end else begin
 backup database enjoy_shq to disk=\'\\\\192.168.1.6\\d$\\shq_bak\\enjoy_shq01.bak\' with init
end