rdblue commented on a change in pull request #2038:
URL: https://github.com/apache/iceberg/pull/2038#discussion_r559049940
##########
File path:
mr/src/test/java/org/apache/iceberg/mr/hive/TestHiveIcebergStorageHandlerWithEngine.java
##########
@@ -256,4 +265,293 @@ public void testSelectDistinctFromTable() throws
IOException {
Assert.assertEquals(tableName, size, distinctIds);
}
}
+
+ @Test
+ public void testInsert() throws IOException {
+ Assume.assumeTrue("Tez write is not implemented yet",
executionEngine.equals("mr"));
+
+ Table table = testTables.createTable(shell, "customers",
HiveIcebergStorageHandlerTestUtils.CUSTOMER_SCHEMA,
+ fileFormat, ImmutableList.of());
+
+ // The expected query is like
+ // INSERT INTO customers VALUES (0, 'Alice'), (1, 'Bob'), (2, 'Trudy')
+ StringBuilder query = new StringBuilder().append("INSERT INTO customers
VALUES ");
+ HiveIcebergStorageHandlerTestUtils.CUSTOMER_RECORDS.forEach(record ->
query.append("(")
+ .append(record.get(0)).append(",'")
+ .append(record.get(1)).append("','")
+ .append(record.get(2)).append("'),"));
+ query.setLength(query.length() - 1);
+
+ shell.executeStatement(query.toString());
+
+ HiveIcebergTestUtils.validateData(table, new
ArrayList<>(HiveIcebergStorageHandlerTestUtils.CUSTOMER_RECORDS), 0);
+ }
+
+ @Test
+ public void testInsertFromSelect() throws IOException {
+ Assume.assumeTrue("Tez write is not implemented yet",
executionEngine.equals("mr"));
+
+ Table table = testTables.createTable(shell, "customers",
HiveIcebergStorageHandlerTestUtils.CUSTOMER_SCHEMA,
+ fileFormat, HiveIcebergStorageHandlerTestUtils.CUSTOMER_RECORDS);
+
+ shell.executeStatement("INSERT INTO customers SELECT * FROM customers");
+
+ // Check that everything is duplicated as expected
+ List<Record> records = new
ArrayList<>(HiveIcebergStorageHandlerTestUtils.CUSTOMER_RECORDS);
+ records.addAll(HiveIcebergStorageHandlerTestUtils.CUSTOMER_RECORDS);
+ HiveIcebergTestUtils.validateData(table, records, 0);
+ }
+
+ @Test
+ public void testInsertFromSelectWithOrderBy() throws IOException {
+ Assume.assumeTrue("Tez write is not implemented yet",
executionEngine.equals("mr"));
+
+ // We expect that there will be Mappers and Reducers here
+ Table table = testTables.createTable(shell, "customers",
HiveIcebergStorageHandlerTestUtils.CUSTOMER_SCHEMA,
+ fileFormat, HiveIcebergStorageHandlerTestUtils.CUSTOMER_RECORDS);
+
+ shell.executeStatement("INSERT INTO customers SELECT * FROM customers
ORDER BY customer_id");
+
+ // Check that everything is duplicated as expected
+ List<Record> records = new
ArrayList<>(HiveIcebergStorageHandlerTestUtils.CUSTOMER_RECORDS);
+ records.addAll(HiveIcebergStorageHandlerTestUtils.CUSTOMER_RECORDS);
+ HiveIcebergTestUtils.validateData(table, records, 0);
+ }
+
+ @Test
+ public void testWriteArrayOfPrimitivesInTable() throws IOException {
+ Assume.assumeTrue("Tez write is not implemented yet",
executionEngine.equals("mr"));
+ Schema schema = new Schema(required(1, "id", Types.LongType.get()),
+ required(2, "arrayofprimitives",
+ Types.ListType.ofRequired(3, Types.StringType.get())));
+ List<Record> records = TestHelper.generateRandomRecords(schema, 5, 0L);
+ testComplexTypeWrite(schema, records);
+ }
+
+ @Test
+ public void testWriteArrayOfArraysInTable() throws IOException {
+ Assume.assumeTrue("Tez write is not implemented yet",
executionEngine.equals("mr"));
+ Schema schema =
+ new Schema(
+ required(1, "id", Types.LongType.get()),
+ required(2, "arrayofarrays",
+ Types.ListType.ofRequired(3, Types.ListType.ofRequired(4,
Types.StringType.get()))));
+ List<Record> records = TestHelper.generateRandomRecords(schema, 5,
0L).stream()
+ .filter(r -> !((List<String>)
r.get(1)).isEmpty()).collect(Collectors.toList());
+ testComplexTypeWrite(schema, records);
+ }
+
+ @Test
+ public void testWriteArrayOfMapsInTable() throws IOException {
+ Assume.assumeTrue("Tez write is not implemented yet",
executionEngine.equals("mr"));
+ Schema schema =
+ new Schema(required(1, "id", Types.LongType.get()),
+ required(2, "arrayofmaps", Types.ListType
+ .ofRequired(3, Types.MapType.ofRequired(4, 5,
Types.StringType.get(),
+ Types.StringType.get()))));
+ List<Record> records = TestHelper.generateRandomRecords(schema, 5,
0L).stream()
+ .filter(r -> !((List<Map<String, String>>)
r.get(1)).isEmpty()).collect(Collectors.toList());
+ testComplexTypeWrite(schema, records);
+ }
+
+ @Test
+ public void testWriteArrayOfStructsInTable() throws IOException {
+ Assume.assumeTrue("Tez write is not implemented yet",
executionEngine.equals("mr"));
+ Schema schema =
+ new Schema(required(1, "id", Types.LongType.get()),
+ required(2, "arrayofstructs", Types.ListType.ofRequired(3,
Types.StructType
+ .of(required(4, "something", Types.StringType.get()),
required(5, "someone",
+ Types.StringType.get()), required(6, "somewhere",
Types.StringType.get())))));
+ List<Record> records = TestHelper.generateRandomRecords(schema, 5,
0L).stream()
+ .filter(r -> !((List<?>)
r.get(1)).isEmpty()).collect(Collectors.toList());
+ testComplexTypeWrite(schema, records);
+ }
+
+ @Test
+ public void testWriteMapOfPrimitivesInTable() throws IOException {
+ Assume.assumeTrue("Tez write is not implemented yet",
executionEngine.equals("mr"));
+ Schema schema = new Schema(required(1, "id", Types.LongType.get()),
+ required(2, "mapofprimitives", Types.MapType.ofRequired(3, 4,
Types.StringType.get(),
+ Types.StringType.get())));
+ List<Record> records = TestHelper.generateRandomRecords(schema, 5,
0L).stream()
+ .filter(r -> !((Map<String, String>)
r.get(1)).isEmpty()).collect(Collectors.toList());
+ testComplexTypeWrite(schema, records);
+ }
+
+ @Test
+ public void testWriteMapOfArraysInTable() throws IOException {
+ Assume.assumeTrue("Tez write is not implemented yet",
executionEngine.equals("mr"));
+ Schema schema = new Schema(required(1, "id", Types.LongType.get()),
+ required(2, "mapofarrays",
+ Types.MapType.ofRequired(3, 4, Types.StringType.get(),
Types.ListType.ofRequired(5,
+ Types.StringType.get()))));
+ List<Record> records = TestHelper.generateRandomRecords(schema, 5,
0L).stream()
+ .filter(r -> !((Map<String, List<String>>)
r.get(1)).isEmpty()).collect(Collectors.toList());
+ testComplexTypeWrite(schema, records);
+ }
+
+ @Test
+ public void testWriteMapOfMapsInTable() throws IOException {
+ Assume.assumeTrue("Tez write is not implemented yet",
executionEngine.equals("mr"));
+ Schema schema = new Schema(required(1, "id", Types.LongType.get()),
+ required(2, "mapofmaps", Types.MapType.ofRequired(3, 4,
Types.StringType.get(),
+ Types.MapType.ofRequired(5, 6, Types.StringType.get(),
Types.StringType.get()))));
+ List<Record> records = TestHelper.generateRandomRecords(schema, 5,
0L).stream()
+ .filter(r -> !((Map<String, Map<String, String>>)
r.get(1)).isEmpty()).collect(Collectors.toList());
+ testComplexTypeWrite(schema, records);
+ }
+
+ @Test
+ public void testWriteMapOfStructsInTable() throws IOException {
+ Assume.assumeTrue("Tez write is not implemented yet",
executionEngine.equals("mr"));
+ Schema schema = new Schema(required(1, "id", Types.LongType.get()),
+ required(2, "mapofstructs", Types.MapType.ofRequired(3, 4,
Types.StringType.get(),
+ Types.StructType.of(required(5, "something",
Types.StringType.get()),
+ required(6, "someone", Types.StringType.get()),
+ required(7, "somewhere", Types.StringType.get())))));
+ List<Record> records = TestHelper.generateRandomRecords(schema, 5,
0L).stream()
+ .filter(r -> !((Map<String, GenericRecord>)
r.get(1)).isEmpty()).collect(Collectors.toList());
Review comment:
Why are these filters needed in the complex type cases?
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