codope commented on code in PR #10352:
URL: https://github.com/apache/hudi/pull/10352#discussion_r1583443539
##########
hudi-common/src/main/java/org/apache/hudi/common/util/BaseFileUtils.java:
##########
@@ -67,6 +70,50 @@ public static BaseFileUtils getInstance(HoodieFileFormat
fileFormat) {
throw new UnsupportedOperationException(fileFormat.name() + " format not
supported yet.");
}
+ /**
+ * Aggregate column range statistics across files in a partition.
+ *
+ * @param fileRanges List of column range statistics for each file in a
partition
+ */
+ public static <T extends Comparable<T>> HoodieColumnRangeMetadata<T>
getColumnRangeInPartition(@Nonnull List<HoodieColumnRangeMetadata<T>>
fileRanges) {
+ if (fileRanges.size() == 1) {
+ // Only one parquet file, we can just return that range.
Review Comment:
done. added more UTs in `TestBaseFileUtils`
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