flink-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From GitBox <...@apache.org>
Subject [GitHub] [flink] hequn8128 commented on a change in pull request #8050: [FLINK-11067][table] Convert TableEnvironments to interfaces
Date Tue, 23 Apr 2019 13:19:43 GMT
hequn8128 commented on a change in pull request #8050: [FLINK-11067][table] Convert TableEnvironments
to interfaces
URL: https://github.com/apache/flink/pull/8050#discussion_r277671771
 
 

 ##########
 File path: flink-table/flink-table-common/src/main/java/org/apache/flink/table/descriptors/Rowtime.java
 ##########
 @@ -0,0 +1,140 @@
+/*
+ * 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.descriptors;
+
+import org.apache.flink.annotation.PublicEvolving;
+import org.apache.flink.api.common.typeinfo.Types;
+import org.apache.flink.table.sources.tsextractors.TimestampExtractor;
+import org.apache.flink.table.sources.wmstrategies.WatermarkStrategy;
+
+import java.util.Map;
+
+/**
+ * Rowtime descriptor for describing an event time attribute in the schema.
+ */
+@PublicEvolving
+public class Rowtime implements Descriptor {
+
+	private final DescriptorProperties internalProperties = new DescriptorProperties(true);
+
+	public static final String ROWTIME = "rowtime";
 
 Review comment:
   Make sense. As we can not port `RowtimeValidator` into the common module now, how about
extract these properties into a new property class? This not only makes API more clear but
also makes these variables more well arranged. What do you think?

----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
 
For queries about this service, please contact Infrastructure at:
users@infra.apache.org


With regards,
Apache Git Services

Mime
View raw message