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
- Remove log4j from ES and accumulo connector
- Improve performance of selectDictionaryPositions
- Refactor query optimization using materialized view
- Optimize multiple json_extract(varchar, ..) calls
- Warn on a query which tries to order results in non-compatible way
- Upddate RowExpression to Warn if a simple field is aliased to an existing field
- Support Glue metastore statistics
- Propagate typeMetadata to relevant Column creation sites
- WIP: Parquet selective reader - BIGINT
- connection refused when trying to run Elasticsearch query on presto ( spark )
- Docs
- Java not yet supported