SQLServer Management查询数据时间到毫秒级

declare   @ct   datetime   
  set   @ct   =   getdate()   
  ---   
  --sql   语句   
  ---   
  select   datediff(ms,   @ct   ,getdate())   as   '查询时间（毫秒）'

SQLServer Management 自带的只能查询到秒

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Navicat 查询时间一直都比直接用SQLServerManagement长

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