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Showing posts with label cqlsh4.1.1. Show all posts
Showing posts with label cqlsh4.1.1. Show all posts
Friday, May 16, 2014

Learn and experiment with cassandra trigger

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In cassandra 2.0, an experimental trigger was introduced and this seem exciting to bring cassandra into a whole new level . Today, by using...
2 comments:
Sunday, May 11, 2014

Store video on cassandra and using hector streaming IO

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Today, we are going to learn how to stream in and stream out using hector-client .  There are two classes implemented in hector-client whi...
Saturday, May 10, 2014

Understand cassandra read path by tracing in CQL

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In our last article, we explored cassandra 2.0.7 write path and in this article, we will explore cassandra read path . We will again follow...
Monday, April 21, 2014

Enable or disable sstable compression?

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In cassandra 2.0.6, there are a few compression for sstables, the default is LZ4Compressor . There are others such as DeflateCompressor , Sn...
1 comment:
Sunday, April 13, 2014

Research into cassandra nodetool cfhistograms and interpret statistics

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What is nodetool cfhistogram ? According to the official documentation definition : The nodetool cfhistograms command provides statistics a...
1 comment:
Saturday, April 12, 2014

Learn and play with cassandra 2.0.6 snapshot and restore

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Snapshot of cassandra appearing as early as cassandra version 0.4.0 beta. Today, we are going to learn on cassandra snapshot. Note that if y...