Re: Question about column insert history

2010-08-08 Thread Benjamin Black
You don't, they are not preserved, as discussed in another, almost identical thread in the past 2 days. If you want to retain history, you must do so your self, usually by maintaining indices. On Sun, Aug 8, 2010 at 1:29 PM, Kevin Cox wrote: > Taking from the CassandaraCLI example page for simpl

Re: Question about column insert history

2010-08-08 Thread Aaron Morton
Short answer, you should consider the previous values replaced. Longer, they are kept around for a while but are not available outside of cassandra. They are removed at the next Major compaction, if the change happened more than GCGraceSeconds ago http://www.mail-archive.com/user@cassandra.apache.o

Question about column insert history

2010-08-08 Thread Kevin Cox
Taking from the CassandaraCLI example page for simplicity, one enters the following into the cassandra> set Keyspace1.Standard2['jsmith']['age'] = '42' cassandra> get Keyspace1.Standard2['jsmith'] => (column=last, value=Smith, timestamp=1279780450578000) => (column=first, value=Joh