Pushdown sort aggregate metrics#4603

Merged

LantaoJin merged 14 commits intoopensearch-project:mainfrom

LantaoJin:pr/issues/4282

Oct 24, 2025

Commits on Oct 20, 2025

Commits on Oct 21, 2025

Commits on Oct 24, 2025

convert composite agg to multi-terms agg for sort metrics on multiple buckets
LantaoJin
committed
Merge remote-tracking branch 'upstream/main' into issues/4282
LantaoJin
committed
avoid the case of 'stat count, sum ... | sort count'
LantaoJin
committed