commit | 45ccdf04fe82a9929623bae2e456ad2852041b60 | [log] [tgz] |
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author | QiangCai <qiangcai@qq.com> | Mon Sep 16 20:33:36 2019 +0800 |
committer | Jacky Li <jacky.likun@qq.com> | Fri Oct 11 16:28:58 2019 +0800 |
tree | 4af7377719edabfd5a86fdcf916d70ef349fa2bb | |
parent | b04e443c71ccf089fa5f2d75a7cacf89fcb53348 [diff] |
[CARBONDATA-3524] Support global_sort compaction [Backgroud] For GLOBAL_SORT table, now the segments will be compact in LOCAL_SORT. [Motivation] After compaction, maybe it will impact query performance. Better to use GLABOL_SORT compaction to improve the performance. [Limitation] Range_Column still use old flow to load data only support standard table This closes #3389
Apache CarbonData is an indexed columnar data store solution for fast analytics on big data platform, e.g.Apache Hadoop, Apache Spark, etc.
You can find the latest CarbonData document and learn more at: http://carbondata.apache.org
CarbonData file format is a columnar store in HDFS, it has many features that a modern columnar format has, such as splittable, compression schema ,complex data type etc, and CarbonData has following unique features:
CarbonData is built using Apache Maven, to build CarbonData
This is an active open source project for everyone, and we are always open to people who want to use this system or contribute to it. This guide document introduce how to contribute to CarbonData.
To get involved in CarbonData:
Apache CarbonData is an open source project of The Apache Software Foundation (ASF).