Rewrite `SUM(expr + scalar)` --> `SUM(expr) + scalar*COUNT(expr)` - #20665

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alamb wants to merge 2 commits into

apache:mainfrom

alamb:alamb/clickbenchmaxxing

Commits on Mar 6, 2026

Add tests for simplifying multiple aggregate expressions
alamb
committed
4310ec8
Add rewrite SUM(expr+C) --> SUM(expr) + COUNT(expr)*C
alamb
committed
25350af