Jonathan, are Donal Zang's results (10x slowdown) typical?

On Mon, Jun 6, 2011 at 3:14 PM, Jonathan Ellis <> wrote:
On Mon, Jun 6, 2011 at 6:28 AM, Donal Zang <> wrote:
> Another thing I noticed is : if you first do insertion, and then build the
> secondary index use "update column family ...", and then do select based on
> the index, the result is not right (seems the index is still being built
> though the "update" commands returns quickly).

That is correct. "describe keyspace" from the cli tells you when an
index has finished building.

Jonathan Ellis
Project Chair, Apache Cassandra
co-founder of DataStax, the source for professional Cassandra support