fanth的专栏

with Lock(level, dbName,spid,blocked,sql_handle) as (select 0 as level, db_name(dbid),spid,blocked,sql_handle from master..sysprocesses a where blocked > 0 union all select level + 1 as Level...

select b.name,c.name,c.physical_name,a.num_of_reads,a.num_of_writes, a.num_of_bytes_read,a.num_of_bytes_written,a.io_stall_read_ms,a.io_stall_write_ms,a.io_stall from sys.dm_io_virtual_file_stats(...

SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED SELECT TOP 20 CAST(qs.total_elapsed_time / 1000000.0 AS DECIMAL(28, 2)) AS [Total Elapsed Duration(s)], qs.execution_count, SUBSTRING (qt.te...