harsh1231 commented on code in PR #8520:
URL: https://github.com/apache/hudi/pull/8520#discussion_r1175141987
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hudi-utilities/src/main/java/org/apache/hudi/utilities/transform/ChainedTransformer.java:
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@@ -46,9 +53,33 @@ public List<String> getTransformersNames() {
@Override
public Dataset<Row> apply(JavaSparkContext jsc, SparkSession sparkSession,
Dataset<Row> rowDataset, TypedProperties properties) {
Dataset<Row> dataset = rowDataset;
+ boolean isErrorTableEnabled =
properties.getBoolean(ERROR_TABLE_ENABLED.key(),
ERROR_TABLE_ENABLED.defaultValue());
+ if (isErrorTableEnabled && !isErrorRecordPresent(dataset)) {
+ dataset = dataset.withColumn(ERROR_TABLE_CURRUPT_RECORD_COL_NAME,
lit(null));
+ }
for (Transformer t : transformers) {
dataset = t.apply(jsc, sparkSession, dataset, properties);
+ // validate in every stage to ensure it's not dropped by one of the
transformer and added by next transformer.
+ validate(dataset, isErrorTableEnabled);
}
return dataset;
}
+
+ /**
+ * validates for constraints on ErrorRecordColumn when ErrorTable
enabled/disabled configs are set.
+ * @param dataset
+ * @param isErrorTableEnabled
+ */
+ private void validate(Dataset<Row> dataset, boolean isErrorTableEnabled) {
+ boolean isErrorRecordColumnPresent = isErrorRecordPresent(dataset);
+ if (isErrorTableEnabled != isErrorRecordColumnPresent) {
Review Comment:
As flows are separate now , above condition is not required to be tested .
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