[GitHub] [hudi] nsivabalan commented on a change in pull request #4342: [HUDI-735] Fixing error messages on record key not found

[GitBox <gi...@apache.org>]

nsivabalan commented on a change in pull request #4342:
URL: https://github.com/apache/hudi/pull/4342#discussion_r772663472



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File path: hudi-spark-datasource/hudi-spark/src/main/scala/org/apache/hudi/HoodieSparkSqlWriter.scala
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@@ -229,7 +229,11 @@ object HoodieSparkSqlWriter {
             }
             sparkContext.getConf.registerAvroSchemas(schema)
             log.info(s"Registered avro schema : ${schema.toString(true)}")
-
+            val columnSet = df.columns.toSet
+            keyGenerator.getRecordKeyFieldNames.foreach(fieldName => if(!columnSet.contains(fieldName)) {
+              throw new Exception(s"record key '$fieldName' does not exist in existing table schema " +

Review comment:
       minor. "does not exist in incoming dataframe schema"




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