Update roadmap (#1247)

apache · Nov 5, 2021 · 3626ded · 3626ded
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commit 3626ded
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diff --git a/docs/source/specification/roadmap.md b/docs/source/specification/roadmap.md
@@ -61,6 +61,7 @@ to provide:
 - Additional constant folding / partial evaluation [#1070](https://github.com/apache/arrow-datafusion/issues/1070)
 - More sophisticated cost based optimizer for join ordering
 - Implement advanced query optimization framework (Tokomak) #440
+- Finer optimizations for group by and aggregate functions
 
 ## Datasources