bhasudha commented on a change in pull request #689: [HUDI-25] Optimize
HoodieInputFormat.listStatus for faster Hive Incremental queries
URL: https://github.com/apache/incubator-hudi/pull/689#discussion_r287533666
##########
File path:
hoodie-hadoop-mr/src/main/java/com/uber/hoodie/hadoop/HoodieInputFormat.java
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@@ -62,65 +66,53 @@
@Override
public FileStatus[] listStatus(JobConf job) throws IOException {
- // Get all the file status from FileInputFormat and then do the filter
- FileStatus[] fileStatuses = super.listStatus(job);
- Map<HoodieTableMetaClient, List<FileStatus>> groupedFileStatus =
groupFileStatus(fileStatuses);
- LOG.info("Found a total of " + groupedFileStatus.size() + " groups");
+ // Segregate inputPaths[] to incremental, non incremental and non hoodie
paths
+ List<String> incrementalTables =
HoodieHiveUtil.getIncrementalTableNames(Job.getInstance(job));
+ InputPathHandler inputPathHandler = new
InputPathHandler(getInputPaths(job), incrementalTables);
List<FileStatus> returns = new ArrayList<>();
- for (Map.Entry<HoodieTableMetaClient, List<FileStatus>> entry :
groupedFileStatus.entrySet()) {
- HoodieTableMetaClient metadata = entry.getKey();
- if (metadata == null) {
- // Add all the paths which are not hoodie specific
- returns.addAll(entry.getValue());
+
+ Map<String, HoodieTableMetaClient> tableMetaClientMap =
inputPathHandler.tableMetaClientMap;
Review comment:
done!
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