presto
https://github.com/prestodb/presto
Java
The official home of the Presto distributed SQL query engine for big data
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- Issues
- preSorting for Prestissimo Window node
- Cam we remove j2objc?
- Collapse series of cross joins with no filters into a single cross join
- Any broadcast inner joins should apply to other joins on the same key
- Pushown filter through coalesce on join keys of outer/full join
- [WIP] Support jdk21 github action test
- [verifier] Add 'control_query_utf8' and 'test_query_utf8' columns.
- Pushdown partial TopN and RowNumber into UNION
- Allow Presto Coordinator to ignore (not throw) negative runtime metrics.
- Iceberg $changelog read fails on table with only one snapshot version.
- Docs
- Java not yet supported