nsivabalan commented on a change in pull request #4880:
URL: https://github.com/apache/hudi/pull/4880#discussion_r815311951
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File path:
hudi-common/src/main/java/org/apache/hudi/common/table/log/HoodieMergedLogRecordScanner.java
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@@ -153,9 +154,29 @@ protected void processNextRecord(HoodieRecord<? extends
HoodieRecordPayload> hoo
}
@Override
- protected void processNextDeletedKey(HoodieKey hoodieKey) {
- records.put(hoodieKey.getRecordKey(),
SpillableMapUtils.generateEmptyPayload(hoodieKey.getRecordKey(),
- hoodieKey.getPartitionPath(), getPayloadClassFQN()));
+ protected void processNextDeletedKey(DeleteKey deleteKey) {
+ String key = deleteKey.getRecordKey();
+ if (records.containsKey(key)) {
+ // Merge and store the merged record. The ordering val is taken to
decide whether the same key record
+ // should be deleted or be kept. The old record is kept only if the
DELETE record has smaller ordering val.
+ // For same ordering values, uses the natural order.
+
+ HoodieRecord<? extends HoodieRecordPayload> oldRecord = records.get(key);
Review comment:
whats the guarantee that oldRecord will be present here?
what incase we get a delete record for which actual insert is in the base
file and not in any of the log blocks.
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