Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/5441#discussion_r167889717
--- Diff:
flink-libraries/flink-sql-client/src/main/java/org/apache/flink/table/client/cli/CliChangelogResultView.java
---
@@ -0,0 +1,284 @@
+/*
+ * 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.client.cli;
+
+import org.apache.flink.api.java.tuple.Tuple2;
+import org.apache.flink.table.client.gateway.ResultDescriptor;
+import org.apache.flink.table.client.gateway.SqlExecutionException;
+import org.apache.flink.table.client.gateway.TypedResult;
+import org.apache.flink.types.Row;
+
+import org.jline.keymap.KeyMap;
+import org.jline.utils.AttributedString;
+import org.jline.utils.AttributedStringBuilder;
+import org.jline.utils.AttributedStyle;
+import org.jline.utils.InfoCmp.Capability;
+
+import java.time.LocalTime;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+
+import static org.apache.flink.table.client.cli.CliUtils.TIME_FORMATTER;
+import static
org.apache.flink.table.client.cli.CliUtils.formatTwoLineHelpOptions;
+import static org.apache.flink.table.client.cli.CliUtils.normalizeColumn;
+import static org.apache.flink.table.client.cli.CliUtils.repeatChar;
+import static org.apache.flink.table.client.cli.CliUtils.rowToString;
+import static org.jline.keymap.KeyMap.ctrl;
+import static org.jline.keymap.KeyMap.esc;
+import static org.jline.keymap.KeyMap.key;
+
+/**
+ * CLI view for retrieving and displaying a changelog stream.
+ */
+public class CliChangelogResultView extends
CliResultView<CliChangelogResultView.ResultChangelogOperation> {
--- End diff --
FH: review!
---
