t1.Exec_Time,t1.Exec_Status,t1.Push_Target,t1.Push_Style,t1.Push_TagId,t1.Push_Title,case when t1.Push_Body is null then t2.Push_Body else t1.Push_Body end as Push_Body,
t1.Exec_Time,t1.Exec_Status,t1.Push_Target,t1.Push_Style,t1.Push_TagId,t1.Push_Title,case when t1.Push_Body is null then t2.Push_Body else t1.Push_Body end as Push_Body,