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Subject [GitHub] [flink] wuchong commented on a change in pull request #8244: [FLINK-11945] [table-runtime-blink] Support over aggregation for blink streaming runtime
Date Sun, 05 May 2019 13:53:08 GMT
wuchong commented on a change in pull request #8244: [FLINK-11945] [table-runtime-blink] Support
over aggregation for blink streaming runtime
URL: https://github.com/apache/flink/pull/8244#discussion_r281021160

 File path: flink-table/flink-table-runtime-blink/src/main/java/org/apache/flink/table/runtime/aggregate/ProcTimeBoundedRangeOver.java
 @@ -0,0 +1,221 @@
+ * 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.runtime.aggregate;
+import org.apache.flink.api.common.state.MapState;
+import org.apache.flink.api.common.state.MapStateDescriptor;
+import org.apache.flink.api.common.state.ValueState;
+import org.apache.flink.api.common.state.ValueStateDescriptor;
+import org.apache.flink.api.common.typeinfo.BasicTypeInfo;
+import org.apache.flink.api.java.typeutils.ListTypeInfo;
+import org.apache.flink.configuration.Configuration;
+import org.apache.flink.streaming.api.functions.KeyedProcessFunction;
+import org.apache.flink.streaming.api.operators.TimestampedCollector;
+import org.apache.flink.table.api.TableConfig;
+import org.apache.flink.table.dataformat.BaseRow;
+import org.apache.flink.table.dataformat.JoinedRow;
+import org.apache.flink.table.dataview.PerKeyStateDataViewStore;
+import org.apache.flink.table.generated.AggsHandleFunction;
+import org.apache.flink.table.generated.GeneratedAggsHandleFunction;
+import org.apache.flink.table.type.InternalType;
+import org.apache.flink.table.typeutils.BaseRowTypeInfo;
+import org.apache.flink.util.Collector;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+ * Process Function used for the aggregate in bounded proc-time OVER window.
+ */
+public class ProcTimeBoundedRangeOver<K>
+	extends ProcessFunctionWithCleanupState<K, BaseRow, BaseRow> {
 Review comment:
   Add a `serialVersionUID` for all the introduced over functions.
   private static final long serialVersionUID = 1L;

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