karl wang created HUDI-1284:
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Summary: preCombine all HoodieRecords and update all fields(which
is not null) according to orderingVal
Key: HUDI-1284
URL: https://issues.apache.org/jira/browse/HUDI-1284
Project: Apache Hudi
Issue Type: New Feature
Components: Writer Core
Reporter: karl wang
Fix For: 0.6.1
When more than one HoodieRecord have the same HoodieKey, this function combines
all fields(which is not null)
before attempting to insert/upsert (if combining turned on in
HoodieClientConfig).
eg: 1)
Before:
id name age ts
1 Karl null 0.0
1 null 18 0.0
After:
id name age ts
1 Karl 18 0.0
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