sql server 2008 - how to use distinct with where clause and inner join -


i have following query want use clause show not distinct values please me when use multiple columns after currentdate doesn't shows distinct values

select convert(varchar(10), ts.current_datetime, 101) currentdatets,ts.student_id,tc.class_name,tsi.section_name,tl.test_name tblstudentmarks ts  inner join tblclassinfo tc on tc.idx = ts.class_id  inner join tblsectioninfo tsi on tsi.idx = ts.section_id  inner join tblsubjects su on su.idx = ts.subject_id  inner join tbltestlist tl on tl.idx = ts.testtype  ts.school_id = 2 , ts.section_id = 1 , ts.class_id = 2 , ts.testtype = 1

enter image description here

your question unclear, seems need add distinct select...

select distinct     convert(varchar(10), ts.current_datetime, 101) currentdate  tblstudentmarks ts      inner join tblclassinfo tc on     tc.idx = ts.class_id      inner join tblsectioninfo tsi on     tsi.idx = ts.section_id      inner join tblsubjects su on     su.idx = ts.subject_id      inner join tbltestlist tl on     tl.idx = ts.testtype       ts.school_id = 2 , ts.section_id = 1      , ts.class_id = 2 , ts.testtype = 1

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