Hello Jim, Does this fit? https://bugs.launchpad.net/zope3/+bug/294788 Thursday, November 6, 2008, 6:14:34 PM, you wrote: JF> On Nov 6, 2008, at 11:32 AM, Tim Peters wrote:
[Jim Fulton]
In particular, it might have a reference to the key in an internal BTree node. (I don't know this to be true, but I wouldn't be surprised if it was true.)
It was true when I was working on BTrees ... here, from
http://svn.zope.org/ZODB/trunk/src/BTrees/Development.txt?rev=85198&view=mar...
... + When a key is deleted, it's physically removed from the bucket it's in, but this doesn't propagate back up the tree: since keys in interior nodes only serve to guide searches, it's OK-- and saves time --to leave "stale" keys in interior nodes. ...
If this is the case, we can definitely fix it.
Right, just delete that paragraph ;-)
JF> :) JF> It would be great if someone (Adam?) created a launchpad issue to fix JF> this. JF> If I get into the BTree code, which I may do to make sizes setable via JF> class attributes, I'll look at fixing this. JF> Jim JF> -- JF> Jim Fulton JF> Zope Corporation -- Best regards, Adam GROSZER mailto:agroszer@gmail.com -- Quote of the day: When the wind is great, bow before it; when the wind is heavy, yield to it.