Page History

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Support Spark 2.2.1 

Spark 2.2.1 is the latest stability version and  has added new features and improved the performance. CarbonData also gets 1.3.0 integrate with it for getting the advantage of it after upgrading.

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CarbonData supports pre aggregating of data so that OLAP "group by" kind of queries can fetch data much faster(around 10X performance faster). You can create as many aggregate tables as require as datamaps to improve their query performance. 

Support Time Series

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(Alpha feature)

CarbonData supports to Now you can create multiple pre-aggregate tables for the time hierarchy and CarbonData can do automatic roll-up for the queries on these hierarchies.Note, this feature is alpha feature

CTAS

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(CREATE TABLE AS SELECT)

CarbonData supports to Now you can create a Carbon CarbonData table from any of the Parquet/Hive/Carbon table. This is beneficial when you want to create Carbon CarbonData table from any other Parquet/Hive table and use the Carbon query engine to query and achieve better query results. This can be also used for backing up the data.

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Stardard Partitioning

In 1.3.0, CarbonData supports Hive Partition. This stardard Partition, similar as spark and hive partiton, this allows you to use the feature of the Hive in CarbonDataany columns to create partition for improving query performance significantly.

Support External DB & Table Path

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