ClickHouse/docs/en/roadmap.md

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# Roadmap
## Q3 2018
- `ALTER UPDATE` for mass changes to data using an approach similar to `ALTER DELETE`
- Adding Protobuf and Parquet to the range of supported input/output formats
- Improved compatibility with Tableau and other business analytics tools
2018-03-25 02:04:22 +00:00
## Q4 2018
2018-03-25 02:04:22 +00:00
- JOIN syntax that conforms to the SQL standard:
- Multiple `JOIN`s in a single `SELECT`
- Setting the relationship between tables via `ON`
- Ability to refer to the table name instead of using a subquery
2018-03-25 02:04:22 +00:00
- Improvements in the performance of JOIN:
- Distributed JOIN not limited by RAM
- Transferring predicates that depend on only one side via JOIN
- Resource pools for more accurate distribution of cluster capacity between its users
2018-03-25 02:04:22 +00:00