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https://issues.apache.org/jira/browse/HUDI-7436?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated HUDI-7436:
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Labels: pull-request-available (was: )
> Not need to reWriteRecord when method
> SchemaCompatibility.checkReaderWriterCompatibility return
> SchemaCompatibilityType.COMPATIBLE
> ----------------------------------------------------------------------------------------------------------------------------------
>
> Key: HUDI-7436
> URL: https://issues.apache.org/jira/browse/HUDI-7436
> Project: Apache Hudi
> Issue Type: Bug
> Reporter: lei w
> Priority: Major
> Labels: pull-request-available
>
> In HoodieMergeHelper#composeSchemaEvolutionTransformer we use
> sameCols.size() != colNamesFromWriteSchema.size() ||
> SchemaCompatibility.checkReaderWriterCompatibility(newWriterSchema,
> writeSchemaFromFile).getType() ==
> org.apache.avro.SchemaCompatibility.SchemaCompatibilityType.COMPATIBLE to
> determine whether we need to rewrite record. The second condition may need
> to be negated.
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