Removed redundant checksum verification when adding data parts to optimize performance in environments with many replicas.
Why it matters
The feature eliminates unnecessary duplicate checksum checks during data part addition, which previously caused the total number of validations to scale quadratically (N²) with the number of replicas. This significantly improves efficiency and reduces overhead in clusters with a large number of replicas.How to use it
This optimization is applied automatically in the data part addition process and requires no additional configuration or action from users.