codope commented on code in PR #10352:
URL: https://github.com/apache/hudi/pull/10352#discussion_r1583444413
##########
hudi-common/src/main/java/org/apache/hudi/metadata/HoodieMetadataPayload.java:
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@@ -651,6 +652,36 @@ public static Stream<HoodieRecord>
createColumnStatsRecords(String partitionName
});
}
+ public static Stream<HoodieRecord> createPartitionStatsRecords(String
partitionPath,
+
Collection<HoodieColumnRangeMetadata<Comparable>> columnRangeMetadataList,
+ boolean
isDeleted) {
+ return columnRangeMetadataList.stream().map(columnRangeMetadata -> {
+ HoodieKey key = new HoodieKey(getPartitionStatsIndexKey(partitionPath,
columnRangeMetadata),
+ MetadataPartitionType.PARTITION_STATS.getPartitionPath());
+
+ HoodieMetadataPayload payload = new
HoodieMetadataPayload(key.getRecordKey(),
+ HoodieMetadataColumnStats.newBuilder()
+ .setFileName(null)
+ .setColumnName(columnRangeMetadata.getColumnName())
+
.setMinValue(wrapValueIntoAvro(columnRangeMetadata.getMinValue()))
+
.setMaxValue(wrapValueIntoAvro(columnRangeMetadata.getMaxValue()))
+ .setNullCount(columnRangeMetadata.getNullCount())
+ .setValueCount(columnRangeMetadata.getValueCount())
+ .setTotalSize(columnRangeMetadata.getTotalSize())
+
.setTotalUncompressedSize(columnRangeMetadata.getTotalUncompressedSize())
+ .setIsDeleted(isDeleted)
+ .build());
+
+ return new HoodieAvroRecord<>(key, payload);
+ });
+ }
+
+ public static String getPartitionStatsIndexKey(String partitionPath,
HoodieColumnRangeMetadata<Comparable> columnRangeMetadata) {
Review Comment:
this method is covered in new tests added in `TestHoodieMetadataPayload` -
we test merging two partition stats payloads, with and without delete.
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