yihua commented on code in PR #14048:
URL: https://github.com/apache/hudi/pull/14048#discussion_r2403029439
##########
hudi-client/hudi-spark-client/src/main/java/org/apache/hudi/client/utils/SparkMetadataWriterUtils.java:
##########
@@ -406,22 +408,25 @@ public static HoodiePairData<String,
List<HoodieColumnRangeMetadata<Comparable>>
// Step 2: Compute expression index records for the modified partitions
LOG.debug("Indexing following columns for partition stats index: {}",
validColumnsToIndex);
- List<String> partitionPaths = new
ArrayList<>(commitMetadata.getWritePartitionPaths());
- HoodieTableFileSystemView fileSystemView =
getFileSystemViewForMetadataTable(dataMetaClient);
- int parallelism = Math.max(Math.min(partitionPaths.size(),
metadataConfig.getPartitionStatsIndexParallelism()), 1);
- return engineContext.parallelize(partitionPaths,
parallelism).mapToPair(partitionName -> {
+ List<List<HoodieWriteStat>> partitionedWriteStats = new
ArrayList<>(commitMetadata.getWriteStats().stream()
+ .collect(Collectors.groupingBy(HoodieWriteStat::getPartitionPath))
+ .values());
+
+ Map<String, Set<String>> fileGroupIdsToReplaceMap = (commitMetadata
instanceof HoodieReplaceCommitMetadata)
+ ? ((HoodieReplaceCommitMetadata)
commitMetadata).getPartitionToReplaceFileIds()
+ .entrySet().stream().collect(Collectors.toMap(Map.Entry::getKey, e
-> new HashSet<>(e.getValue())))
+ : Collections.emptyMap();
+
+ String maxInstantTime =
HoodieMetadataWriteUtils.getMaxInstantTime(dataMetaClient, instantTime);
+ int parallelism = Math.max(Math.min(partitionedWriteStats.size(),
metadataConfig.getPartitionStatsIndexParallelism()), 1);
+ return engineContext.parallelize(partitionedWriteStats,
parallelism).mapToPair(partitionedWriteStat -> {
+ final String partitionName =
partitionedWriteStat.get(0).getPartitionPath();
checkState(tableMetadata != null, "tableMetadata should not be null
when scanning metadata table");
// Collect Column Metadata for Each File part of active file system
view of latest snapshot
// Get all file names, including log files, in a set from the file
slices
- // TODO(yihua): fix this
- Set<String> fileNames =
HoodieTableMetadataUtil.getPartitionLatestFileSlicesIncludingInflight(dataMetaClient,
Option.of(fileSystemView), partitionName).stream()
- .flatMap(fileSlice -> Stream.concat(
-
Stream.of(fileSlice.getBaseFile().map(HoodieBaseFile::getFileName).orElse(null)),
- fileSlice.getLogFiles().map(HoodieLogFile::getFileName)))
- .filter(Objects::nonNull)
- .collect(Collectors.toSet());
+ Set<String> fileNames =
HoodieMetadataWriteUtils.getFilesToFetchColumnStats(partitionedWriteStat,
dataMetaClient, tableMetadata, dataWriteConfig, partitionName, maxInstantTime,
instantTime,
Review Comment:
Got it, that makes sense. I renamed the method to avoid confusion and make
it clear.
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