Can you raise a ticket at https://issues.apache.org/jira/browse/CASSANDRA with steps to reproduce.
Thanks p.s. the user list is the appropriate list for emails like this. ----------------- Aaron Morton Freelance Developer @aaronmorton http://www.thelastpickle.com On 31/01/2012, at 9:31 AM, Dave Brosius wrote: > If a user specifies a Comparator in an update column family (as was from a > irc user), as > > update column family report_by_account_content with comparator=UTF8Type and > column_metadata = [{ column_name:'meta:account-id', > validation_class:UTF8Type,index_type:KEYS},{ column_name:'meta:filter-hash', > validation_class:UTF8Type,index_type:KEYS}]; > > > The comparator value is seen as different because the original comparator was > the fully qualified name of the org.apache.cassandra.db.marshal.UTF8Type, and > new one is what is passed in UTF8Type. So CFMetaData.diff sees this as a > change and does extra work because of it. > > I'm guessing there are other class name values where this holds true as well. > > Is this a big enough concern to address? > > thanks > dave > >
