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ersantosh1
Starting Member

India
6 Posts
Posted - 10/08/2012 :  06:39:38  Show Profile  Reply with Quote
i have data in table like:-

A B_name C_REM D_s_id E_Z_id F_time
1 XX YY 12345 7890 12:30:30
2 XX YY 12345 7890 12:30:30
3 XX YY 88888 2222 12:30:30
4 XX YY 88888 2222 12:30:30

i record 1 and 3 record by distinct them as D_s_id and E_Z_ID

plz help

thanks
santosh

srahangdale

sunitabeck
Flowing Fount of Yak Knowledge

5152 Posts
Posted - 10/08/2012 :  06:48:02  Show Profile  Reply with Quote 
SELECT * FROM 
(
	SELECT *,
		ROW_NUMBER() OVER (PARTITION BY D_s_id,E_Z_id ORDER BY A DESC) AS RN
	FROM
		YourTable
) s
WHERE RN=1
Edited by - sunitabeck on 10/08/2012 06:48:20
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