homatthew commented on code in PR #3632:
URL: https://github.com/apache/gobblin/pull/3632#discussion_r1093863228
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gobblin-hive-registration/src/test/java/org/apache/gobblin/hive/metastore/HiveMetaStoreUtilsTest.java:
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@@ -212,4 +217,84 @@ public void testGetHiveTable() throws Exception {
Assert.assertEquals(fieldA.getType(), "int");
}
+
+ @Test
+ public void testContainsUnionType_AvroSucceeds() {
+ final String databaseName = "db";
+ final String tableName = "tbl";
+ final State serdeProps = new State();
+
+ serdeProps.setProp("avro.schema.literal", "{\"type\": \"record\",
\"name\": \"TestEvent\","
+ + " \"namespace\": \"test.namespace\", \"fields\":
[{\"name\":\"aUnionField\", \"type\": [\"string\", \"int\"]}]}");
+ HiveTable hiveTable = createTestHiveTable_Avro(databaseName, tableName,
serdeProps);
+
+ Assert.assertTrue(HiveMetaStoreUtils.containsUnionTypeColumn(hiveTable));
Review Comment:
non optional uniontypes in avro are represented as a ["type1", "type2", ...]
where the first type is the default. See
https://avro.apache.org/docs/1.10.2/spec.html#Unions
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