2017-12-28 15:13:23 +00:00
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# Roadmap
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2019-01-02 09:37:08 +00:00
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## Q1 2019
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2018-03-25 02:04:22 +00:00
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2018-09-06 18:15:16 +00:00
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- JOIN syntax compatible with SQL standard:
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- Mutliple `JOIN`s in single `SELECT`
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2018-11-27 09:08:54 +00:00
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- Protobuf and Parquet input and output formats
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- Import/export from HDFS and S3
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- Lower metadata size in ZooKeeper
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- Adaptive index granularity for MergeTree engine family
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## Q2 2019
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2018-03-25 02:04:22 +00:00
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2018-09-06 18:15:16 +00:00
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- JOIN execution improvements:
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- Distributed join not limited by memory
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- Resource pools for more precise distribution of cluster capacity between users
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2018-10-16 09:10:07 +00:00
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2018-11-27 09:08:54 +00:00
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## Q3 2019
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- Fine-grained authorization
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- Integration with external authentication services
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2018-10-16 09:10:07 +00:00
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[Original article](https://clickhouse.yandex/docs/en/roadmap/) <!--hide-->
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