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Rework GroupByHash to for faster performance and support grouping by nulls - #808

Merged

Dandandan merged 5 commits into

apache:masterfrom

alamb:alamb/gby_null_new

Aug 12, 2021

Merged

Rework GroupByHash to for faster performance and support grouping by nulls#808
Dandandan merged 5 commits into
apache:masterfrom
alamb:alamb/gby_null_new

Commits on Aug 11, 2021
- Implement faster GroupByHash design
  alamb
  committed
  270ee6a
- Rewrite to use RawMap per Dandandan suggestion
  alamb
  committed
  6cd506f
- remove stub
  alamb
  committed
  e2b6c8e
- Return error with create_accumulators
  alamb
  committed
  c3cf0d5
- Do not memoize group key creation
  alamb
  committed
  c5bc0c1