Ken, Wang

Support Grouping functions with Group By CUBE/ROLLUP/GROUPING SETS

2

**Is your feature request related to a problem or challenge? Please describe what you are trying to do.** PostgreSQL, SparkSQL and Oracle support using `GROUPING` functions to specify the null...

[Ballista] Streaming style push-based shuffle and All-at-once stage scheduling in Ballista

9

**Is your feature request related to a problem or challenge? Please describe what you are trying to do.** A new feature enhancement **Describe the solution you'd like** Current Ballista’s shuffle...

Offload listing files and inferring stats workload to Executors for large tables(>10K+ files)

3

**Is your feature request related to a problem or challenge? Please describe what you are trying to do.** A clear and concise description of what the problem is. Ex. I'm...

**Is your feature request related to a problem or challenge? Please describe what you are trying to do.** A clear and concise description of what the problem is. Ex. I'm...