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dynamic cursor - sorting in declaration

Posted by £ukasz W. on 10/05/06 19:43

Hello everybody!

I have a small table "ABC" like this:

id_position | value
---------------------------
1 | 11
2 | 22
3 | 33

I try to use a dynamic cursor as below.
When the statement "order by id_position" in declare part of the cursor_abc
is omitted - cursor work as it should.
But when the statement "order by id_position" is used, cursor behave as
static one.
What's the matter, does anybody know?

Code:

declare @id_position as int, @value as int

DECLARE cursor_abc CURSOR
FOR
select id_position, value from abc
order by id_position

set nocount on
open cursor_abc
FETCH NEXT FROM cursor_abc
INTO @id_position, @value

WHILE @@FETCH_STATUS = 0
BEGIN

print @id_position
print @value
print '----------------------------'

update abc set value=666 --next reading should give value=666

FETCH NEXT FROM cursor_abc
INTO @id_position, @value

END

CLOSE cursor_abc
DEALLOCATE cursor_abc
GO


Regards


Lucas

 

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