请查看这个SQL Script
--insert into tblock
select getdate() DT,a.spid,a.kpid,a.blocked,a.waittime
,a.hostprocess,a.dbid,DB_NAME(a.dbid) [Database Name]
,a.Status,a.uid,a.Hostname,a.program_name,a.cmd,a.Loginame
,[text]
from master..sysprocesses a
cross apply sys.dm_exec_sql_text(a.sql_handle)
where spid>50 and (kpid>0 or waittime>0 or blocked>0)
查看table使用的空间大小,
CREATE TABLE [dbo].#tableinfo(
name [varchar](50),
[rows] [int] NULL,
reserved [varchar](50),
data [varchar](50),
index_size [varchar](50),
unused [varchar](50)
)
insert into #tableinfo(name,[rows],reserved,data,index_size,unused)
exec sp_MSforeachtable "exec sp_spaceused '?'"
update #tableinfo set reserved=replace(reserved,'KB',''),data=replace(data,'KB',''),index_size=replace(index_size,'KB',''),unused=replace(unused,'KB','')
select * from #tableinfo
order by convert(int,data) desc
drop table #tableinfo
本文分享了两个实用的SQL查询脚本,一是用于监测数据库中阻塞的进程,帮助定位性能瓶颈;二是用于评估数据库表的空间使用情况,便于进行存储优化。通过这两个脚本,读者可以更好地理解和管理数据库的运行状态。
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