SQL Server查询锁等待

SELECT
der.[session_id],
[request_id],
percent_complete,
estimated_completion_time/1000/60,
con.[client_net_address],
con.local_net_address,
[start_time] AS ‘开始时间’,
[status] AS ‘状态’,
[command] AS ‘命令’,
dest.[text] AS ‘sql语句’,
DB_NAME([database_id]) AS ‘数据库名’,
[blocking_session_id] AS ‘正在阻塞其他会话的会话ID’,
[wait_type] AS ‘等待资源类型’,
[wait_time] AS ‘等待时间’,
[wait_resource] AS ‘等待的资源’,
[reads] AS ‘物理读次数’,
[writes] AS ‘写次数’,
[logical_reads] AS ‘逻辑读次数’,
[row_count] AS ‘返回结果行数’,
[cpu_time],
percent_complete
FROM sys.[dm_exec_requests] AS der
outer APPLY
sys.dm_exec_sql_text AS dest
left join sys.dm_exec_connections con
on der.session_id=con.session_id
–WHERE der.[session_id]>50 – AND
–DB_NAME(der.[database_id])=’’
ORDER BY [reads] DESC