marton-bod commented on a change in pull request #2228:
URL: https://github.com/apache/hive/pull/2228#discussion_r622185131



##########
File path: 
iceberg/iceberg-handler/src/test/java/org/apache/iceberg/mr/hive/TestHiveIcebergStorageHandlerWithEngine.java
##########
@@ -759,6 +763,108 @@ public void testMultilevelIdentityPartitionedWrite() 
throws IOException {
     HiveIcebergTestUtils.validateData(table, records, 0);
   }
 
+  @Test
+  public void testYearTransform() throws IOException {
+    Schema schemaWithDate = new Schema(
+        optional(1, "id", Types.LongType.get()),
+        optional(2, "part_field", Types.DateType.get()));
+    PartitionSpec spec = 
PartitionSpec.builderFor(schemaWithDate).year("part_field").build();
+    List<Record> records = 
TestHelper.RecordsBuilder.newInstance(schemaWithDate)
+        .add(1L, LocalDate.of(2020, 1, 21))
+        .add(2L, LocalDate.of(2020, 1, 22))
+        .add(3L, LocalDate.of(2019, 1, 21))
+        .build();
+    Table table = testTables.createTable(shell, "part_test", schemaWithDate, 
spec, fileFormat, records);
+    HiveIcebergTestUtils.validateData(table, records, 0);
+
+    HiveIcebergTestUtils.validateData(shell, "part_test", records, "id");
+  }
+
+  @Test
+  public void testMonthTransform() throws IOException {
+    Schema schemaWithDate = new Schema(
+        optional(1, "id", Types.LongType.get()),
+        optional(2, "part_field", Types.TimestampType.withZone()));
+    PartitionSpec spec = 
PartitionSpec.builderFor(schemaWithDate).month("part_field").build();
+    List<Record> records = 
TestHelper.RecordsBuilder.newInstance(schemaWithDate)
+        .add(1L, OffsetDateTime.of(2017, 11, 22, 11, 30, 7, 0, 
ZoneOffset.ofHours(1)))
+        .add(2L, OffsetDateTime.of(2017, 11, 22, 11, 30, 7, 0, 
ZoneOffset.ofHours(2)))
+        .add(3L, OffsetDateTime.of(2017, 11, 23, 11, 30, 7, 0, 
ZoneOffset.ofHours(3)))
+        .build();
+    Table table = testTables.createTable(shell, "part_test", schemaWithDate, 
spec, fileFormat, records);
+    HiveIcebergTestUtils.validateData(table, records, 0);
+
+    HiveIcebergTestUtils.validateData(shell, "part_test", records, "id");
+  }
+
+  @Test
+  public void testDayTransform() throws IOException {
+    Schema schemaWithDate = new Schema(
+        optional(1, "id", Types.LongType.get()),
+        optional(2, "part_field", Types.TimestampType.withoutZone()));
+    PartitionSpec spec = 
PartitionSpec.builderFor(schemaWithDate).day("part_field").build();
+    List<Record> records = 
TestHelper.RecordsBuilder.newInstance(schemaWithDate)
+        .add(1L, LocalDateTime.of(2019, 2, 22, 9, 44, 54))
+        .add(2L, LocalDateTime.of(2019, 2, 22, 10, 44, 54))
+        .add(3L, LocalDateTime.of(2019, 2, 23, 9, 44, 54))
+        .build();
+    Table table = testTables.createTable(shell, "part_test", schemaWithDate, 
spec, fileFormat, records);
+    HiveIcebergTestUtils.validateData(table, records, 0);
+
+    HiveIcebergTestUtils.validateData(shell, "part_test", records, "id");
+  }
+
+  @Test
+  public void testHourTransform() throws IOException {
+    Schema schemaWithDate = new Schema(
+        optional(1, "id", Types.LongType.get()),
+        optional(2, "part_field", Types.TimestampType.withoutZone()));
+    PartitionSpec spec = 
PartitionSpec.builderFor(schemaWithDate).hour("part_field").build();
+    List<Record> records = 
TestHelper.RecordsBuilder.newInstance(schemaWithDate)
+        .add(1L, LocalDateTime.of(2019, 2, 22, 9, 44, 54))
+        .add(2L, LocalDateTime.of(2019, 2, 22, 10, 44, 54))
+        .add(3L, LocalDateTime.of(2019, 2, 23, 9, 44, 54))
+        .build();
+    Table table = testTables.createTable(shell, "part_test", schemaWithDate, 
spec, fileFormat, records);
+    HiveIcebergTestUtils.validateData(table, records, 0);
+
+    HiveIcebergTestUtils.validateData(shell, "part_test", records, "id");
+  }
+
+  @Test
+  public void testBucketTransform() throws IOException {
+    Schema schemaWithDate = new Schema(

Review comment:
       nit: I guess here and in the truncate transform, this is not a schema 
with a date anymore

##########
File path: 
iceberg/iceberg-handler/src/test/java/org/apache/iceberg/mr/hive/TestHiveIcebergStorageHandlerWithEngine.java
##########
@@ -759,6 +763,108 @@ public void testMultilevelIdentityPartitionedWrite() 
throws IOException {
     HiveIcebergTestUtils.validateData(table, records, 0);
   }
 
+  @Test
+  public void testYearTransform() throws IOException {
+    Schema schemaWithDate = new Schema(
+        optional(1, "id", Types.LongType.get()),
+        optional(2, "part_field", Types.DateType.get()));
+    PartitionSpec spec = 
PartitionSpec.builderFor(schemaWithDate).year("part_field").build();
+    List<Record> records = 
TestHelper.RecordsBuilder.newInstance(schemaWithDate)
+        .add(1L, LocalDate.of(2020, 1, 21))
+        .add(2L, LocalDate.of(2020, 1, 22))
+        .add(3L, LocalDate.of(2019, 1, 21))
+        .build();
+    Table table = testTables.createTable(shell, "part_test", schemaWithDate, 
spec, fileFormat, records);
+    HiveIcebergTestUtils.validateData(table, records, 0);
+
+    HiveIcebergTestUtils.validateData(shell, "part_test", records, "id");
+  }
+
+  @Test
+  public void testMonthTransform() throws IOException {
+    Schema schemaWithDate = new Schema(
+        optional(1, "id", Types.LongType.get()),
+        optional(2, "part_field", Types.TimestampType.withZone()));
+    PartitionSpec spec = 
PartitionSpec.builderFor(schemaWithDate).month("part_field").build();
+    List<Record> records = 
TestHelper.RecordsBuilder.newInstance(schemaWithDate)
+        .add(1L, OffsetDateTime.of(2017, 11, 22, 11, 30, 7, 0, 
ZoneOffset.ofHours(1)))
+        .add(2L, OffsetDateTime.of(2017, 11, 22, 11, 30, 7, 0, 
ZoneOffset.ofHours(2)))
+        .add(3L, OffsetDateTime.of(2017, 11, 23, 11, 30, 7, 0, 
ZoneOffset.ofHours(3)))
+        .build();
+    Table table = testTables.createTable(shell, "part_test", schemaWithDate, 
spec, fileFormat, records);
+    HiveIcebergTestUtils.validateData(table, records, 0);
+
+    HiveIcebergTestUtils.validateData(shell, "part_test", records, "id");
+  }
+
+  @Test
+  public void testDayTransform() throws IOException {
+    Schema schemaWithDate = new Schema(
+        optional(1, "id", Types.LongType.get()),
+        optional(2, "part_field", Types.TimestampType.withoutZone()));
+    PartitionSpec spec = 
PartitionSpec.builderFor(schemaWithDate).day("part_field").build();
+    List<Record> records = 
TestHelper.RecordsBuilder.newInstance(schemaWithDate)
+        .add(1L, LocalDateTime.of(2019, 2, 22, 9, 44, 54))
+        .add(2L, LocalDateTime.of(2019, 2, 22, 10, 44, 54))
+        .add(3L, LocalDateTime.of(2019, 2, 23, 9, 44, 54))
+        .build();
+    Table table = testTables.createTable(shell, "part_test", schemaWithDate, 
spec, fileFormat, records);
+    HiveIcebergTestUtils.validateData(table, records, 0);
+
+    HiveIcebergTestUtils.validateData(shell, "part_test", records, "id");
+  }
+
+  @Test
+  public void testHourTransform() throws IOException {
+    Schema schemaWithDate = new Schema(
+        optional(1, "id", Types.LongType.get()),
+        optional(2, "part_field", Types.TimestampType.withoutZone()));
+    PartitionSpec spec = 
PartitionSpec.builderFor(schemaWithDate).hour("part_field").build();
+    List<Record> records = 
TestHelper.RecordsBuilder.newInstance(schemaWithDate)
+        .add(1L, LocalDateTime.of(2019, 2, 22, 9, 44, 54))
+        .add(2L, LocalDateTime.of(2019, 2, 22, 10, 44, 54))
+        .add(3L, LocalDateTime.of(2019, 2, 23, 9, 44, 54))
+        .build();
+    Table table = testTables.createTable(shell, "part_test", schemaWithDate, 
spec, fileFormat, records);
+    HiveIcebergTestUtils.validateData(table, records, 0);
+
+    HiveIcebergTestUtils.validateData(shell, "part_test", records, "id");
+  }
+
+  @Test
+  public void testBucketTransform() throws IOException {
+    Schema schemaWithDate = new Schema(

Review comment:
       nit: I guess here and in the truncate transform, this is not a schema 
with a date anymore




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