Page Comparison

SELECT 
	   P.PIN, 
	   P.NAME,  
	   P.EMPLOYMENTSTARTDATE, 
	   P.EMPLOYMENTENDDATE, 
  	     P.NATIONALITY, 
	   P.CLIENT NUMORGID, 
	   ISNULL(O.NAME, O2.NAME) AS ORGANIZATION, 
	   C02.NAME AS RANK, 
	   P.SexSEX,
	   P.PIN COUNT, 
           P.EMPLOYMENTSTARTDATE AS YEAR, 
	   P.EMPLOYMENTSTARTDATE AS QUARTER,
	   P.EMPLOYMENTSTARTDATE AS MONTH,        
	   'Employment Start' AS REASON,
	   'Active' AS STATUS          
FROM PW001P01 P    
LEFT JOIN PW001P0P P0P ON P.PIN=P0P.PIN AND PNUMBER='A'                  
LEFT JOIN PWORG O ON O.NUMORGID=dbo.ad_ScanOrgTree(P.CLIENT,3)
LEFT JOIN PWORG O2 ON O2.NUMORGID=dbo.ad_ScanOrgTree(P.CLIENT,2)   
LEFT JOIN PW001C02 C02 ON C02.CODE=P0P.POSITIONID       
WHERE (NOT P.EMPLOYMENTSTARTDATE IS NULL) AND (NOT C02.NAME IS NULL) and p.PIN UNION= all4939

SELECTUNION
	 	  SELECT P.PIN, 
	   P.NAME, 
	   P.EMPLOYMENTSTARTDATE, 
	   P.EMPLOYMENTENDDATE,   
	   P.NATIONALITY, 
	   P.CLIENT NUMORGID, 
	   ISNULL(O.NAME, O2.NAME) AS ORGANIZATION, 
	   C02.NAME AS RANK,
	   P.SexSEX,
	   P.PIN COUNT,     
       P.EMPLOYMENTSTARTDATEEMPLOYMENTENDDATE AS YEAR, 
	   P.EMPLOYMENTSTARTDATEEMPLOYMENTENDDATE AS QUARTER,
	   P.EMPLOYMENTSTARTDATEEMPLOYMENTENDDATE AS MONTH,                     
	   ISNULL(C55E.NAME, 'Not Specified') AS REASON,                                
	   'Inactive' AS STATUS          
FROM PW001P01 P 
LEFT JOIN PW001P0P P0P ON P.PIN=P0P.PIN AND PNUMBER='A' 
LEFT JOIN PWORG O ON O.NUMORGID=dbo.ad_ScanOrgTree(P.CLIENT,3)
LEFT JOIN PWORG O2 ON O2.NUMORGID=dbo.ad_ScanOrgTree(P.CLIENT,2)   
LEFT JOIN PW001C02 C02 ON C02.CODE=P0P.POSITIONID
LEFT JOIN PW001C55 C55E ON C55E.CODE=P.STOPREASON     
WHERE (NOT P.EMPLOYMENTENDDATE IS NULL) AND (NOT C02.NAME IS NULL) and p.PIN = 4939