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how to compare between columns

 
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naanu

New User


Joined: 02 Jun 2005
Posts: 3

PostPosted: Tue Jun 07, 2005 9:21 am    Post subject: how to compare between columns
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hi guys ,

suppose i have one table contain marks in all subjects and his/her name.

if i gave his/her name the result of the query should show the highest marks obtained by her/his in any subject

could you plz help me to write the query


Regads
naaanu
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Pushpak

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Joined: 06 May 2005
Posts: 22

PostPosted: Tue Jun 07, 2005 11:43 am    Post subject: Re: how to compare between columns
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Hi,

Could you please try following query?

SELECT NAME,SUBJECT,MARKS
FROM XYZ
WHERE NAME = 'A' AND
MARKS IN (
SELECT MAX(MARKS)
FROM XYZ
WHERE NAME = 'A'
);

Pushpak.
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naanu

New User


Joined: 02 Jun 2005
Posts: 3

PostPosted: Tue Jun 07, 2005 12:37 pm    Post subject: Re: how to compare between columns
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Pushpak wrote:
Hi,

Could you please try following query?

SELECT NAME,SUBJECT,MARKS
FROM XYZ
WHERE NAME = 'A' AND
MARKS IN (
SELECT MAX(MARKS)
FROM XYZ
WHERE NAME = 'A'
);

Pushpak.




sorry i think you have not understand the problem correctly

table has name column and subject column like


name mat sci sol lan lan2


my prob is if i gave the name i should get sub on which he got max marks
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Pushpak

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Joined: 06 May 2005
Posts: 22

PostPosted: Tue Jun 07, 2005 1:00 pm    Post subject:
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Hi,

Could you plz provide more detail ? Like Columns, Data & expected result with value.

Pushpak.
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