RussellSpitzer commented on code in PR #17424:
URL: https://github.com/apache/iceberg/pull/17424#discussion_r3679299881
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parquet/src/test/java/org/apache/iceberg/parquet/TestVariantShreddingAnalyzer.java:
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@@ -471,6 +469,112 @@ public void testUuidFieldIsTrackedAndShredded() {
.isInstanceOf(LogicalTypeAnnotation.UUIDLogicalTypeAnnotation.class);
}
+ @Test
+ public void testMixedPrimitiveTypesFieldNotShredded() {
+ VariantMetadata meta = Variants.metadata("mixed", "keep");
+ ShreddedObject row1 = Variants.object(meta);
+ row1.put("mixed", Variants.of(42));
+ row1.put("keep", Variants.of(1));
+ ShreddedObject row2 = Variants.object(meta);
+ row2.put("mixed", Variants.of("text"));
+ row2.put("keep", Variants.of(2));
+
+ DirectAnalyzer analyzer = new DirectAnalyzer();
+ Type schema = analyzer.analyzeAndCreateSchema(List.of(row1, row2), 0);
+
+ assertThat(schema).isNotNull().isInstanceOf(GroupType.class);
+ GroupType typedValue = (GroupType) schema;
+ assertThat(typedValue.containsField("mixed")).isFalse();
+ assertThat(typedValue.containsField("keep")).isTrue();
+ }
+
+ @Test
+ public void testIntegerWideningAdmitsField() {
Review Comment:
Where is the testDecimalWideningAdmitsField() :)
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