/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.facebook.presto.operator.window;
import org.testng.annotations.Test;
import static com.facebook.presto.SessionTestUtils.TEST_SESSION;
import static com.facebook.presto.spi.type.BigintType.BIGINT;
import static com.facebook.presto.spi.type.VarcharType.VARCHAR;
import static com.facebook.presto.testing.MaterializedResult.resultBuilder;
public class TestMultipleWindowSpecifications
extends AbstractTestWindowFunction
{
@Test
public void testIdenticalWindowSpecifications()
{
assertWindowQuery("count(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey), " +
"sum(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey)",
resultBuilder(TEST_SESSION, BIGINT, VARCHAR, BIGINT, BIGINT)
.row(3, "F", 1L, 3L)
.row(5, "F", 2L, 8L)
.row(6, "F", 3L, 14L)
.row(33, "F", 4L, 47L)
.row(1, "O", 1L, 1L)
.row(2, "O", 2L, 3L)
.row(4, "O", 3L, 7L)
.row(7, "O", 4L, 14L)
.row(32, "O", 5L, 46L)
.row(34, "O", 6L, 80L)
.build());
assertWindowQueryWithNulls("count(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey), " +
"sum(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey)",
resultBuilder(TEST_SESSION, BIGINT, VARCHAR, BIGINT, BIGINT)
.row(3L, "F", 1L, 3L)
.row(5L, "F", 2L, 8L)
.row(6L, "F", 3L, 14L)
.row(null, "F", 3L, 14L)
.row(34L, "O", 1L, 34L)
.row(null, "O", 1L, 34L)
.row(1L, null, 1L, 1L)
.row(7L, null, 2L, 8L)
.row(null, null, 2L, 8L)
.row(null, null, 2L, 8L)
.build());
}
@Test
public void testIntersectingWindowSpecifications()
{
// Intersection previous to current row
assertWindowQuery("count(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 3 PRECEDING AND 2 PRECEDING), " +
"sum(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 2 PRECEDING AND CURRENT ROW)",
resultBuilder(TEST_SESSION, BIGINT, VARCHAR, BIGINT, BIGINT)
.row(3, "F", 0L, 3L)
.row(5, "F", 0L, 8L)
.row(6, "F", 1L, 14L)
.row(33, "F", 2L, 44L)
.row(1, "O", 0L, 1L)
.row(2, "O", 0L, 3L)
.row(4, "O", 1L, 7L)
.row(7, "O", 2L, 13L)
.row(32, "O", 2L, 43L)
.row(34, "O", 2L, 73L)
.build());
assertWindowQueryWithNulls("count(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 3 PRECEDING AND 2 PRECEDING), " +
"sum(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 2 PRECEDING AND CURRENT ROW)",
resultBuilder(TEST_SESSION, BIGINT, VARCHAR, BIGINT, BIGINT)
.row(3L, "F", 0L, 3L)
.row(5L, "F", 0L, 8L)
.row(6L, "F", 1L, 14L)
.row(null, "F", 2L, 11L)
.row(34L, "O", 0L, 34L)
.row(null, "O", 0L, 34L)
.row(1L, null, 0L, 1L)
.row(7L, null, 0L, 8L)
.row(null, null, 1L, 8L)
.row(null, null, 2L, 7L)
.build());
// Intersection at current row
assertWindowQuery("count(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 1 PRECEDING AND CURRENT ROW), " +
"sum(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN CURRENT ROW AND 2 FOLLOWING)",
resultBuilder(TEST_SESSION, BIGINT, VARCHAR, BIGINT, BIGINT)
.row(3, "F", 1L, 14L)
.row(5, "F", 2L, 44L)
.row(6, "F", 2L, 39L)
.row(33, "F", 2L, 33L)
.row(1, "O", 1L, 7L)
.row(2, "O", 2L, 13L)
.row(4, "O", 2L, 43L)
.row(7, "O", 2L, 73L)
.row(32, "O", 2L, 66L)
.row(34, "O", 2L, 34L)
.build());
assertWindowQueryWithNulls("count(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 1 PRECEDING AND CURRENT ROW), " +
"sum(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN CURRENT ROW AND 2 FOLLOWING)",
resultBuilder(TEST_SESSION, BIGINT, VARCHAR, BIGINT, BIGINT)
.row(3L, "F", 1L, 14L)
.row(5L, "F", 2L, 11L)
.row(6L, "F", 2L, 6L)
.row(null, "F", 1L, null)
.row(34L, "O", 1L, 34L)
.row(null, "O", 1L, null)
.row(1L, null, 1L, 8L)
.row(7L, null, 2L, 7L)
.row(null, null, 1L, null)
.row(null, null, 0L, null)
.build());
// Intersection following current row
assertWindowQuery("count(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN CURRENT ROW AND 1 FOLLOWING), " +
"sum(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 1 FOLLOWING AND 2 FOLLOWING)",
resultBuilder(TEST_SESSION, BIGINT, VARCHAR, BIGINT, BIGINT)
.row(3, "F", 2L, 11L)
.row(5, "F", 2L, 39L)
.row(6, "F", 2L, 33L)
.row(33, "F", 1L, null)
.row(1, "O", 2L, 6L)
.row(2, "O", 2L, 11L)
.row(4, "O", 2L, 39L)
.row(7, "O", 2L, 66L)
.row(32, "O", 2L, 34L)
.row(34, "O", 1L, null)
.build());
assertWindowQueryWithNulls("count(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN CURRENT ROW AND 1 FOLLOWING), " +
"sum(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 1 FOLLOWING AND 2 FOLLOWING)",
resultBuilder(TEST_SESSION, BIGINT, VARCHAR, BIGINT, BIGINT)
.row(3L, "F", 2L, 11L)
.row(5L, "F", 2L, 6L)
.row(6L, "F", 1L, null)
.row(null, "F", 0L, null)
.row(34L, "O", 1L, null)
.row(null, "O", 0L, null)
.row(1L, null, 2L, 7L)
.row(7L, null, 1L, null)
.row(null, null, 0L, null)
.row(null, null, 0L, null)
.build());
}
@Test
public void testDisjointWindowSpecifications()
{
assertWindowQuery("count(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 3 PRECEDING AND 2 PRECEDING), " +
"sum(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 1 PRECEDING AND CURRENT ROW)",
resultBuilder(TEST_SESSION, BIGINT, VARCHAR, BIGINT, BIGINT)
.row(3, "F", 0L, 3L)
.row(5, "F", 0L, 8L)
.row(6, "F", 1L, 11L)
.row(33, "F", 2L, 39L)
.row(1, "O", 0L, 1L)
.row(2, "O", 0L, 3L)
.row(4, "O", 1L, 6L)
.row(7, "O", 2L, 11L)
.row(32, "O", 2L, 39L)
.row(34, "O", 2L, 66L)
.build());
assertWindowQueryWithNulls("count(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 3 PRECEDING AND 2 PRECEDING), " +
"sum(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 1 PRECEDING AND CURRENT ROW)",
resultBuilder(TEST_SESSION, BIGINT, VARCHAR, BIGINT, BIGINT)
.row(3L, "F", 0L, 3L)
.row(5L, "F", 0L, 8L)
.row(6L, "F", 1L, 11L)
.row(null, "F", 2L, 6L)
.row(34L, "O", 0L, 34L)
.row(null, "O", 0L, 34L)
.row(1L, null, 0L, 1L)
.row(7L, null, 0L, 8L)
.row(null, null, 1L, 7L)
.row(null, null, 2L, null)
.build());
assertWindowQuery("count(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 3 PRECEDING AND 2 PRECEDING), " +
"sum(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 1 FOLLOWING AND UNBOUNDED FOLLOWING)",
resultBuilder(TEST_SESSION, BIGINT, VARCHAR, BIGINT, BIGINT)
.row(3, "F", 0L, 44L)
.row(5, "F", 0L, 39L)
.row(6, "F", 1L, 33L)
.row(33, "F", 2L, null)
.row(1, "O", 0L, 79L)
.row(2, "O", 0L, 77L)
.row(4, "O", 1L, 73L)
.row(7, "O", 2L, 66L)
.row(32, "O", 2L, 34L)
.row(34, "O", 2L, null)
.build());
assertWindowQueryWithNulls("count(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 3 PRECEDING AND 2 PRECEDING), " +
"sum(orderkey) OVER (PARTITION BY orderstatus ORDER BY orderkey ROWS BETWEEN 1 FOLLOWING AND UNBOUNDED FOLLOWING)",
resultBuilder(TEST_SESSION, BIGINT, VARCHAR, BIGINT, BIGINT)
.row(3L, "F", 0L, 11L)
.row(5L, "F", 0L, 6L)
.row(6L, "F", 1L, null)
.row(null, "F", 2L, null)
.row(34L, "O", 0L, null)
.row(null, "O", 0L, null)
.row(1L, null, 0L, 7L)
.row(7L, null, 0L, null)
.row(null, null, 1L, null)
.row(null, null, 2L, null)
.build());
}
}