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Old April 1st, 2009, 04:38 AM
klgn klgn is offline
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Order by ? in mdb2

Hi!

When I write a query like this the ORDER BY statement is not executed. The last ? is to decide whether the ORDER BY is ASC or DESC.

SELECT * FROM table WHERE image_id = ? ORDER BY ? ?

So, is it possible to use ORDER BY ? in mdb2?

Thanks,

klgn

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Old April 1st, 2009, 05:27 AM
wiesemann wiesemann is offline
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This can't work because 'ASC' or 'DESC' would be quoted, i.e. the query string will be invalid. The error message that you get should tell you that, doesn't it?

I'd recommend to add the sorting direction via string concatenation.

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Old April 1st, 2009, 06:05 AM
klgn klgn is offline
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Quote:
Originally Posted by wiesemann
This can't work because 'ASC' or 'DESC' would be quoted, i.e. the query string will be invalid. The error message that you get should tell you that, doesn't it?

I'd recommend to add the sorting direction via string concatenation.


No, I don't get an error, the ORDER BY clause just isn't executed. And as far as i know the ASC/DESC doesn't have to be in quotes - i've never used that, and it has always worked when I hardcoded it.

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Old October 26th, 2009, 12:33 AM
ntvinh986 ntvinh986 is offline
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Quote:
Originally Posted by klgn
Hi!

When I write a query like this the ORDER BY statement is not executed. The last ? is to decide whether the ORDER BY is ASC or DESC.

SELECT * FROM table WHERE image_id = ? ORDER BY ? ?

So, is it possible to use ORDER BY ? in mdb2?

Thanks,

klgn


Hi all, I am a new member of forum. Would a newcomer be warmly welcome here? Good day you guys!!!

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