Emmanuel Lécharny wrote: > Le 11/12/14 13:21, Michael Ströder a écrit : >> Jim Willeke wrote: >>> There is an old draft for: >>> https://tools.ietf.org/html/draft-ietf-boreham-numsubordinates-01 >>> >>> And I do think this type of attribute does supply value. Many client we >>> work with monitor container counts for stats and compliance. >> Not many servers support numSubordinates though. And it's of less value when >> search scope and search filter come into play. > > The fact is that ApacheDS *does* support numSubordinates. We keep a > track of the numbe rof direct children and the track of descendant for > every entry. > [..] > Now, it's just counting entries in the DIT, it's not really helpful when > we have to evaluate the number of entries a search will return.
web2ldap uses numSubordinates to display the number of entries affected by a subtree deletion. Nothing else. > All in all, counting the number of elements based on any filter/search > *will* be a costly operation, Yes, it is. Therefore web2ldap sends the "counting request" with a short timeout and I hope that servers will abandon the no-op search request efficiently. ;-) Ciao, Michael.
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