IMHO, Tanuki and the like are fabulous in a Windows environment (e.g., to
install something as a Service), but on a *nix, you're better off to just
come up with your own variant of the standard shell script and hook it into the
OS lifecycle in the usual way.
On Feb 15, 2012, at 4:05 PM, Drew
Hi, Brian --
A little late to reply, but I'm slowly catching up.
You're going to be better off, IMHO, to pull the data out of Cassandra with a
tool like Pig (probably with a bit of aggregation and filtering) and then
operate on it in R as a static delimited file. If you need additional
On Feb 7, 2011, at 10:28 PM, Paul Querna wrote:
So, I guess this is coming down to:
1) Has anyone built any easy to install packages of Cassandra?
I didn't find it necessary. I implemented a simple embedding wrapper for
Cassandra so that it could be started as part of a web application
Lucene trades on (32-bit) ints internally, so I expect you're just seeing a
projection of that limitation.
On Jan 27, 2011, at 10:40 AM, David G. Boney wrote:
I was reviewing the Lucandra schema presented on the below page at Datastax:
http://www.datastax.com/docs/0.7/data_model/lucandra
On Jul 1, 2010, at 1:33 PM, Rana Aich wrote:
Can someone please please throw some light how can I import the Data from
mysql into Cassandra cluster.
- Is there any tool available?
OR
- Do I have to write my own Client using Thrift that will read the export
file (*.sql) and insert the
FWIW, I'm seeing similar issues on a cluster. Three nodes, Cassandra 0.6.1,
SUN JDK 1.6.0_b20. I will try to get some heap dumps to see what's building up.
I've seen this sort of issue in systems that make heavy use of
java.util.concurrent queues/executors, e.g.:
On Apr 16, 2010, at 10:50 AM, Lee Parker wrote:
[...]
I am trying to migrate data from mysql into the cluster using the following
methodology:
1. get 500 rows (12 columns each) from mysql
2. build a batch_mutate to insert these rows into one CF (1 row = 1 row )
3. build a second
[Question about slice behavior from me] Bug? Misconception on my part?
The answer is misconception; I interpreted the behavior of get_slice to be
columns between X and Y, in ascending or descending depending on the reversed
flag, but it's a little different
start = X, end = Y, reversed =