[HUDI-4898] for mor table, presto/hive shoud respect payload class during merge parquet file and log file

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Done
• Affects Version/s: 0.12.0
• Fix Version/s: 0.13.0
• Component/s: hive, trino-presto
• Labels: pull-request-available
• Environment: hadoop 3.2.x ; hive3.1.x ; presto
• Assignee: Unassigned
• Reporter: Tao Meng
• Created: 22/Sep/22 07:06
• Updated: 16/Feb/23 07:22
• Resolved: 03/Nov/22 15:45

Description

for mor table, presto/hive will ignore payload class during merge parquet file and log file.

Line115 in RealtimeCompactedRecordReader

```

// TODO(NA): Invoke preCombine here by converting arrayWritable to Avro. This is required since the
// deltaRecord may not be a full record and needs values of columns from the parquet
Option<GenericRecord> rec = buildGenericRecordwithCustomPayload(deltaRecordMap.get(key));

```

Issue Links

• links to: GitHub Pull Request #6741