查询本周
(T6.action_timestamp > dateadd(wk,datediff(wk,0,getutcdate()),0)
查询两周内
(T6.action_timestamp > dateadd(wk,datediff(wk,0,getutcdate())-2,0)
查询上周
(T6.action_timestamp between dateadd(wk,datediff(wk,0,getutcdate()-7),0) and (dateadd(wk,datediff(wk,0,getutcdate()),0))