cassandra-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From David Boxenhorn <da...@citypath.com>
Subject Re: [SPAM] Re: slow insertion rate with secondary index
Date Mon, 06 Jun 2011 12:29:23 GMT
Jonathan, are Donal Zang's results (10x slowdown) typical?

On Mon, Jun 6, 2011 at 3:14 PM, Jonathan Ellis <jbellis@gmail.com> wrote:

> On Mon, Jun 6, 2011 at 6:28 AM, Donal Zang <zangds@ihep.ac.cn> 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
> http://www.datastax.com
>

Mime
View raw message