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SELECT B.DESCRIPTION,B.PLANNAME,COUNT(*) 案件數

FROM CASES A JOIN 

    (

        select b.DESCRIPTION,a.PLANNAME,MAX(PLANSN) PLANSN

        from [PLAN] a left join PLANTYPE b on a.TYPEID = b.TYPEID

        WHERE PLANNAME NOT LIKE ‘%停%‘ AND PLANNAME NOT LIKE ‘%測%‘

        GROUP BY  b.DESCRIPTION,a.PLANNAME

     ) B ON A.PLANSN = B.PLANSN

WHERE B_DATETIME >= ‘2013/1/1‘ and B_DATETIME <= ‘2013/4/30‘

GROUP BY B.DESCRIPTION,B.PLANNAME

ORDER BY 1