voonhous commented on code in PR #17833:
URL: https://github.com/apache/hudi/pull/17833#discussion_r2889791854
##########
hudi-common/src/test/java/org/apache/hudi/common/schema/TestHoodieSchema.java:
##########
@@ -1179,11 +1179,11 @@ public void
testCreateShreddedVariantWithoutTypedValue() {
// Verify fields should have metadata and nullable value, but no
typed_value
List<HoodieSchemaField> fields = variantSchema.getFields();
assertEquals(2, fields.size());
- assertEquals("metadata", fields.get(0).name());
- assertEquals("value", fields.get(1).name());
+ assertEquals("value", fields.get(0).name());
Review Comment:
```
Test Table with Variant Data Type *** FAILED ***
org.apache.spark.SparkRuntimeException: [MALFORMED_VARIANT] Variant binary
is malformed. Please check the data source is valid. SQLSTATE: 22023
at
org.apache.spark.types.variant.VariantUtil.malformedVariant(VariantUtil.java:179)
at org.apache.spark.types.variant.Variant.<init>(Variant.java:62)
at org.apache.spark.types.variant.Variant.<init>(Variant.java:53)
at
org.apache.spark.sql.catalyst.expressions.variant.VariantGet$.cast(variantExpressions.scala:410)
at
org.apache.spark.sql.catalyst.expressions.variant.VariantGet.cast(variantExpressions.scala)
at
org.apache.spark.sql.catalyst.expressions.GeneratedClass$GeneratedIteratorForCodegenStage1.processNext(Unknown
Source)
at
org.apache.spark.sql.execution.BufferedRowIterator.hasNext(BufferedRowIterator.java:43)
at
org.apache.spark.sql.execution.WholeStageCodegenEvaluatorFactory$WholeStageCodegenPartitionEvaluator$$anon$1.hasNext(WholeStageCodegenEvaluatorFactory.scala:50)
at scala.collection.Iterator$$anon$9.hasNext(Iterator.scala:583)
at scala.collection.Iterator$$anon$9.hasNext(Iterator.scala:583)
```
I was getting this error. The fix was that the schema needs to be in the
same order as spark's `VariantVal` constructor:
```java
public org.apache.spark.unsafe.types.VariantVal(byte[] value, byte[]
metadata) {
this.value = value;
this.metadata = metadata;
}
```
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