danny0405 commented on code in PR #12132:
URL: https://github.com/apache/hudi/pull/12132#discussion_r1808053870
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hudi-flink-datasource/hudi-flink/src/main/java/org/apache/hudi/source/stats/ColumnStatsIndices.java:
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@@ -60,16 +64,16 @@
import static org.apache.hudi.common.util.ValidationUtils.checkState;
/**
- * Utilities for abstracting away heavy-lifting of interactions with Metadata
Table's Column Stats Index,
- * providing convenient interfaces to read it, transpose, etc.
+ * Utilities for abstracting away heavy-lifting of interactions with Metadata
Table's Column Stats Index
+ * or Partition Stats Index, providing convenient interfaces to read it,
transpose, etc.
*/
public class ColumnStatsIndices {
private static final DataType METADATA_DATA_TYPE = getMetadataDataType();
private static final DataType COL_STATS_DATA_TYPE = getColStatsDataType();
private static final int[] COL_STATS_TARGET_POS = getColStatsTargetPos();
// the column schema:
- // |- file_name: string
+ // |- file_name: string -- file name for column stats and partition name for
partition stats
Review Comment:
file_name -> idx_key ?
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