HIVE-28268: Iceberg: Retrieve row count from iceberg SnapshotSummary in case of iceberg.hive.keep.stats=false#5215

deniskuzZ merged 6 commits intoapache:masterapache/hive:masterfrom

zhangbutao:iceberg_count_optimizezhangbutao/hive:iceberg_count_optimizeCopy head branch name to clipboard