forgot to add,
The next batch would be
select...
where myrow between 65536 and 131070
/
You can also put this in a pl/sql block and call dbms_lock.sleep(x) to sleep for x seconds between batches.
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Question
Query by count of sorted rows
I have the need to pull 25M rows from a database (2 joined tables).
I need the list to be sorted (ascending) and in groups of (up to) 65535 at a time depending on how many are left..
Can this be done easily in Oracle without killing the server?
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by: slightwvPosted on 2004-06-08 at 08:58:31ID: 11261525
Try an explain plan on this:
select col1,col2 from
(
select col2,col2,row_number() over(order by col1 desc) myRow from tab1
)
where myrow between 1 and 65535
/