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Home -> Community -> Usenet -> comp.databases.theory -> Re: Nested set model with large gaps and spreads in the numbering
>> ... how can you choose when you should perform the compacting? I'm
thinking of a threaded newsgroup application, one that's very, very
busy (lots of posts).<<
Well, I start with a DECIMAL (38,0) -- the Oracle max -- for the (lft,rgt) numbering and steps of 100 per level -- and prayer. Very few threads go pass 500 messages. Most of the additions are made on the end of the last post. So a reorg woudl be a once every few months task.
I wish I had a magic answer of eternal expansion within the bounds of finite storage. Received on Mon Sep 23 2002 - 19:18:32 CDT
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