[improve](compaction) Use segment footer raw_data_bytes for first-time batch size estimation#62263

Merged

luwei16 merged 8 commits into

apache:masterfrom

Yukang-Lian:fix/compaction-batch-size-adaptive

Apr 23, 2026

Commits on Apr 15, 2026

[improve](compaction) Add block sample logging after vertical compaction init
Yukang-Lian
committed

Commits on Apr 22, 2026

[improve](compaction) Remove debug log after diagnosis is complete
Yukang-Lian
committed

Commits on Apr 23, 2026

[improve](compaction) Address review feedback on footer-based batch_size estimation
Yukang-Lian
committed
[test](compaction) Add nullable sparse INT case for footer raw_data_bytes
Yukang-Lian
committed