commit | 639505cb118484574f898780012e6d4f1f9c5f55 | [log] [tgz] |
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author | Indhumathi27 <indhumathim27@gmail.com> | Mon Mar 30 19:16:55 2020 +0530 |
committer | Jacky Li <jacky.likun@qq.com> | Fri Apr 17 22:17:25 2020 +0800 |
tree | 87d9b572def89cea56e81ccb8ca415fca81dbba3 | |
parent | c20660fa7ceed4ebe7a7fa465d4909474079eab9 [diff] |
[CARBONDATA-3765] Refactor Index Metadata for CG and FG Indexes Why is this PR needed? 1. Refactor is required to make CG and FG Indexes support multi-tenant 2. Refactor DataMap to Index What changes were proposed in this PR? CG and FG Indexes support multi-tenant -> Remove writing datamapschema for cg and fg indexes to system folder -> Add index related information to tableProperties of main table and hive, as similar to SI, to support multi-tenancy. -> All indexes - CG,FG and Secondary Index information will be stored in main table Does this PR introduce any user interface change? Yes. Is any new testcase added? No This closes #3688
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).