Motivation

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The main issue is the new Calcite based engine (the engine) is completely different to current one. At first the engine will available via internal API. We need really good test coverage to make sure the feature works as expected in all possible scenarios.

Discussion Links

http://apache-ignite-developers.2346864.n4.nabble.com/New-SQL-execution-engine-td43724.html

Reference Links

https://calcite.apache.org/

https://phoenix.apache.org/

https://drill.apache.org/

Tickets