Sql 活动监视器查询
下面的查询做什么? 我在活动监视器上看到的,与数据库恢复有关Sql 活动监视器查询,sql,sql-server,Sql,Sql Server,下面的查询做什么? 我在活动监视器上看到的,与数据库恢复有关 SELECT command, s.text, start_time, percent_complete, CAST(((DATEDIFF(s,start_time,GetDate()))/3600) as varchar) + ' hour(s), ' + CAST((DATEDIFF(s,start_time,GetDate())%3600)/60 as varchar) + '
SELECT command,
s.text,
start_time,
percent_complete,
CAST(((DATEDIFF(s,start_time,GetDate()))/3600) as varchar) + ' hour(s), '
+ CAST((DATEDIFF(s,start_time,GetDate())%3600)/60 as varchar) + 'min, '
+ CAST((DATEDIFF(s,start_time,GetDate())%60) as varchar) + ' sec' as running_time,
CAST((estimated_completion_time/3600000) as varchar) + ' hour(s), '
+ CAST((estimated_completion_time %3600000)/60000 as varchar) + 'min, '
+ CAST((estimated_completion_time %60000)/1000 as varchar) + ' sec' as est_time_to_go,
DATEADD(second,estimated_completion_time/1000, getdate()) as est_completion_time
FROM sys.dm_exec_requests r
CROSS APPLY
sys.dm_exec_sql_text(r.sql_handle) s
WHERE r.command IN ('RESTORE DATABASE', 'BACKUP DATABASE', 'RESTORE LOG', 'BACKUP LOG')
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