SourabhBadhya commented on code in PR #5076:
URL: https://github.com/apache/hive/pull/5076#discussion_r1505587079
##########
iceberg/iceberg-handler/src/main/java/org/apache/iceberg/mr/hive/HiveIcebergOutputCommitter.java:
##########
@@ -163,6 +167,26 @@ public void commitTask(TaskAttemptContext originalContext)
throws IOException {
LOG.info("CommitTask found no serialized table in config for
table: {}.", output);
}
}, IOException.class);
+
+ // Merge task has merged several files into one. Hence we need to remove
the stale files.
+ // At this stage the file is written and task-committed, but the old
files are still present.
+ if
(CombineHiveInputFormat.class.equals(jobConf.getInputFormat().getClass())) {
+ MapWork mrwork = Utilities.getMapWork(jobConf);
+ if (mrwork != null) {
+ List<Path> mergedPaths = mrwork.getInputPaths();
+ if (CollectionUtils.isNotEmpty(mergedPaths)) {
+ Tasks.foreach(mergedPaths)
Review Comment:
Removed empty collection check & replaced with null check which is
necessary. Done.
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