codope commented on code in PR #12953:
URL: https://github.com/apache/hudi/pull/12953#discussion_r2005829562
##########
hudi-common/src/main/java/org/apache/hudi/metadata/HoodieTableMetadataUtil.java:
##########
@@ -2628,11 +2621,42 @@ public static HoodieData<HoodieRecord>
convertMetadataToPartitionStatRecords(Hoo
: Option.of(new Schema.Parser().parse(writerSchemaStr)));
HoodieTableConfig tableConfig = dataMetaClient.getTableConfig();
Option<Schema> tableSchema = writerSchema.map(schema ->
tableConfig.populateMetaFields() ? addMetadataFields(schema) : schema);
+ if (tableSchema.isEmpty()) {
+ return engineContext.emptyHoodieData();
+ }
Lazy<Option<Schema>> writerSchemaOpt = Lazy.eagerly(tableSchema);
Map<String, Schema> columnsToIndexSchemaMap =
getColumnsToIndex(dataMetaClient.getTableConfig(), metadataConfig,
writerSchemaOpt, false, recordTypeOpt);
if (columnsToIndexSchemaMap.isEmpty()) {
return engineContext.emptyHoodieData();
}
+
+ // if this is DELETE_PARTITION, then create delete metadata payload for
all columns for partition_stats
+ if (isDeletePartition) {
+ HoodieReplaceCommitMetadata replaceCommitMetadata =
(HoodieReplaceCommitMetadata) commitMetadata;
+ Map<String, List<String>> partitionToReplaceFileIds =
replaceCommitMetadata.getPartitionToReplaceFileIds();
+ List<String> partitionsToDelete = new
ArrayList<>(partitionToReplaceFileIds.keySet());
+ if (partitionToReplaceFileIds.isEmpty()) {
+ return engineContext.emptyHoodieData();
+ }
+ return engineContext.parallelize(partitionsToDelete,
partitionsToDelete.size()).flatMap(partition -> {
+ Stream<HoodieRecord> columnRangeMetadata =
columnsToIndexSchemaMap.keySet().stream()
+ .flatMap(column ->
HoodieMetadataPayload.createPartitionStatsRecords(
Review Comment:
No, partition stats are only aggregated for columns for which we have
colstats. The columns to index for colstats and partition stats go hand in
hand. This was changed in 1.0.1
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