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https://issues.apache.org/jira/browse/CASSANDRA-47?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Pavel Yaskevich updated CASSANDRA-47:
-------------------------------------
Attachment: CASSANDRA-47-v3.patch
Option use_sstable_compression: (boolean) is added to conf/cassandra.yaml
CompressedDataFile removed and splited into CompressedRandomAccessReader
(extends RandomAccessReader) and CompressedSequentialWriter extends
SequentialWriter).
No attempt is made to compress old SSTables.
New component is added to SSTable - CompressionInfo it holds up information
about chunk length, uncompressed data length and chunk offsets.
> SSTable compression
> -------------------
>
> Key: CASSANDRA-47
> URL: https://issues.apache.org/jira/browse/CASSANDRA-47
> Project: Cassandra
> Issue Type: New Feature
> Components: Core
> Reporter: Jonathan Ellis
> Assignee: Pavel Yaskevich
> Labels: compression
> Fix For: 1.0
>
> Attachments: CASSANDRA-47-v2.patch, CASSANDRA-47-v3.patch,
> CASSANDRA-47.patch, snappy-java-1.0.3-rc4.jar
>
>
> We should be able to do SSTable compression which would trade CPU for I/O
> (almost always a good trade).
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