danny0405 commented on code in PR #13650:
URL: https://github.com/apache/hudi/pull/13650#discussion_r2290730102
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hudi-client/hudi-client-common/src/main/java/org/apache/hudi/client/BaseHoodieWriteClient.java:
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@@ -1689,4 +1694,22 @@ private InternalSchema
getInternalSchema(TableSchemaResolver schemaUtil) {
}
});
}
+
+ private void validateComplexKeygen(HoodieTableMetaClient metaClient) {
+ HoodieTableConfig tableConfig = metaClient.getTableConfig();
+ String keyGeneratorClassName = tableConfig.getKeyGeneratorClassName();
+ Option<String[]> recordKeyFields = tableConfig.getRecordKeyFields();
+ if ((SPARK_COMPLEX_KEYGEN_CLASS_NAME.equals(keyGeneratorClassName)
Review Comment:
It must be either complex key gen or custom key gen for this special case:
record key is single and partition fields a re multiple, that is by design. So
you can check this special case and exclude the custom ken gen to throw.
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