Jian Feng created HUDI-3304:
-------------------------------
Summary: support partial update on mor table
Key: HUDI-3304
URL: https://issues.apache.org/jira/browse/HUDI-3304
Project: Apache Hudi
Issue Type: Improvement
Reporter: Jian Feng
h2. current status
* OverwriteNonDefaultsWithLatestAvroPayload implement partial update behavior
in combineAndGetUpdateValue method
* Spark sql also have a 'Merge into' syntax support partial update by
ExpressionPayload,
* both OverwriteNonDefaultsWithLatestAvroPayload and ExpressionPayload can not
handle partial update in preCombine method, so they can only support partial
update with COW table
!https://confluence.shopee.io/download/attachments/901517236/image2022-1-13_0-33-5.png?version=1&modificationDate=1642005185000&api=v2!
--
This message was sent by Atlassian Jira
(v8.20.1#820001)
