But I explicitly remember List throwing "long is exactly 8 bytes" when i invoked on a column family with long as key. Why would that happen?
On Thu, Sep 8, 2011 at 10:07 AM, Jonathan Ellis <jbel...@gmail.com> wrote: > List should work fine on any schema, including long keys. > > > On Thu, Sep 8, 2011 at 8:23 AM, amulya rattan <talk2amu...@gmail.com>wrote: > >> Row key can certainly be of type long..you'd just have to set >> key_validataion_class to be LongType. >> >> However, doing list on column family would throw an error..please look at >> http://wiki.apache.org/cassandra/FAQ#a_long_is_exactly_8_bytes >> >> >> On Thu, Sep 8, 2011 at 8:14 AM, Thamizh <tceg...@yahoo.co.in> wrote: >> >>> Hi All, >>> >>> Is there a way to store number(longtype) as row key in Cassadra? >>> >>> I wanted to execute range query based on row key value. e.g $list >>> info[12345:]; . It should list all the rowkeys which are >= 12345. >>> >>> >>> Is there a way accompolish this in cassandra? Secondary index does not >>> helped me. So I am trying to store column value 'ip' as rowkey here. >>> >>> data model: >>> >>> create keyspace ipinfo with placement_strategy = >>> 'org.apache.cassandra.locator.SimpleStrategy' and strategy_options = >>> [{replication_factor:1}]; >>> >>> use rng; >>> >>> create column family info with comparator = AsciiType >>> >>> >>> >>> and key_validation_class = UTF8Type >>> and column_metadata = >>> [{ >>> column_name : domain, >>> validation_class : UTF8Type, >>> index_type : 0, >>> index_name : domain_idx}, >>> { >>> column_name : ip, >>> >>> >>> >>> validation_class : LongType, >>> index_type : 0, >>> index_name : ip_idx >>> }]; >>> >>> Regards, >>> Thamizhannal >>> >> >> > > > -- > Jonathan Ellis > Project Chair, Apache Cassandra > co-founder of DataStax, the source for professional Cassandra support > http://www.datastax.com >
