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https://issues.apache.org/jira/browse/FLINK-5303?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15804952#comment-15804952
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ASF GitHub Bot commented on FLINK-5303:
---------------------------------------
Github user twalthr commented on a diff in the pull request:
https://github.com/apache/flink/pull/2976#discussion_r94966326
--- Diff:
flink-libraries/flink-table/src/test/java/org/apache/flink/table/api/java/batch/sql/GroupingSetsTest.java
---
@@ -0,0 +1,188 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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 org.apache.flink.table.api.java.batch.sql;
+
+import org.apache.flink.api.common.functions.MapFunction;
+import org.apache.flink.api.java.DataSet;
+import org.apache.flink.api.java.ExecutionEnvironment;
+import org.apache.flink.api.java.operators.MapOperator;
+import org.apache.flink.api.java.tuple.Tuple3;
+import org.apache.flink.table.api.Table;
+import org.apache.flink.table.api.TableConfig;
+import org.apache.flink.table.api.TableEnvironment;
+import org.apache.flink.table.api.java.BatchTableEnvironment;
+import org.apache.flink.test.javaApiOperators.util.CollectionDataSets;
+import org.apache.flink.test.util.TestBaseUtils;
+import org.apache.flink.types.Row;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.util.Comparator;
+import java.util.List;
+
+public class GroupingSetsTest {
--- End diff --
Please use the `TableProgramsTestBase` to reduce the build time.
> Add CUBE/ROLLUP/GROUPING SETS operator in SQL
> ---------------------------------------------
>
> Key: FLINK-5303
> URL: https://issues.apache.org/jira/browse/FLINK-5303
> Project: Flink
> Issue Type: New Feature
> Components: Documentation, Table API & SQL
> Reporter: Alexander Chermenin
> Assignee: Alexander Chermenin
>
> Add support for such operators as CUBE, ROLLUP and GROUPING SETS in SQL.
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