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Vijay edited comment on CASSANDRA-2710 at 8/15/12 3:25 PM: ----------------------------------------------------------- Hi Jonathan, It has a lot of potential (Provides flexibility) while modeling wide rows with composite columns. Should we at-least support it via thrift? was (Author: vijay2...@yahoo.com): It has a lot of potential (Provides flexibility) while modeling wide rows with composite columns. Should we at-least support it via thrift? > Get multiple column ranges > -------------------------- > > Key: CASSANDRA-2710 > URL: https://issues.apache.org/jira/browse/CASSANDRA-2710 > Project: Cassandra > Issue Type: Sub-task > Components: API, Core > Reporter: David Boxenhorn > Assignee: Vijay > Labels: compositeColumns, cql > Attachments: 0001-2710-multiple-column-ranges-cql.patch, > 0001-2710-multiple-column-ranges-thrift.patch > > > I have replaced all my super column families with regular column families > using composite columns. I have easily been able to support all previous > functionality (I don't need range delete) except for one thing: getting > multiple super columns with a single access. For this, I would need to get > multiple ranges. (I can get multiple columns, or a single range, but not > multiple ranges.) > For example, I used to have > [<superColumnName1>,<subColumnName1..N>],[<superColumnName2>,<subColumnName1..N>] > and I could get superColumnName1, superColumnName2 > Now I have > [<len><superColumnName1>0<len><subColumnName1>..<len><superColumnName1>0<len><subColumnNameN>],[<len><superColumnName2>0<len><subColumnName1>..<len><superColumnName2>0<len><subColumnNameN>] > and I need to get superColumnName1..superColumnName1+, > superColumnName2..superColumnName2+ > to get the same functionality > I would like the clients to support this functionality, e.g. Hector to have > .setRages parallel to .setColumnNames > and for CQL to support a syntax like > SELECT [FIRST N] [REVERSED] name1..nameN1, name2..nameN2... FROM ... -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira