On Wed, Apr 18, 2007 at 10:36:14AM -0700, RPK wrote:
> I have a table called "StudentFeesPayment" with columns "ReceiptNo" and
> "ReceiptMonthYear".
> The column, "ReceiptMonthYear" stores date in the format "yyyy-mm-dd". I
> have to find the max(ReceiptNo) where Month of (ReceiptMonthYear)=4. Or
> whatever month I give.
>
> I tried:
>
> Select max(ReceiptNo) from StudentFeesPayment where
> Extract(Month('ReceiptMonthYear'))=4;
>
> But it is not working. How to do it?
Please explain how it's not working -- how does the result differ
from your expectation? I'd guess you're getting a syntax error;
see the documentation for the correct way to use extract():
http://www.postgresql.org/docs/8.2/interactive/functions-datetime.html#FUNCTIONS-DATETIME-EXTRACT
--
Michael Fuhr
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