perf: reuse one StatisticsContext across ensure_distribution - #25098

perf: reuse one StatisticsContext across ensure_distribution#25098

zhuqi-lucas merged 3 commits into

apache:mainapache/datafusion:mainfrom

zhuqi-lucas:qizhu/ensure-distribution-stats-memoizationzhuqi-lucas/arrow-datafusion:qizhu/ensure-distribution-stats-memoizationCopy head branch name to clipboard