Re: [bdbxml] xmldb like collections?
George Feinberg <[email protected]>
| Newsgroups | gmane.comp.db.dbxml.general |
|---|---|
| Message-ID | <[email protected]> |
> But isn't there a 1 to 1 relationship between an container and the > db file? > > http://www.sleepycat.com/xmldocs/gsg_xml/cxx/containers.html Yes, that's true. > > This is much different than in xmldb, the concept of collection is > within the database instance itself, there is 1 to many > relationship between the db instance and its collections in xmldb. In BDB XML 2.x, the object that spans containers is the XmlManager. This is not a persistent object, but does encapsulate a Berkeley DB environment. It allows transactions, and queries that span Containers. > > The challenge I see in equating containers to collections is that > in xmldb an index spans all collections in a db. In bdbxml, it > doesn't seem you could have an index that spans containers. It does not. If you so choose, you could implement an XML:DB index by adding the same index to all known containers. George > > thanks, > Mark ------------------------------------------ To remove yourself from this list, send an email to [email protected]