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https://issues.apache.org/jira/browse/FLINK-4180?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15391202#comment-15391202
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ASF GitHub Bot commented on FLINK-4180:
---------------------------------------
Github user nssalian commented on a diff in the pull request:
https://github.com/apache/flink/pull/2274#discussion_r71998367
--- Diff:
flink-libraries/flink-table/src/main/java/org/apache/flink/examples/java/JavaSQLExample.java
---
@@ -0,0 +1,70 @@
+/*
+ * 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.examples.java;
+
+import org.apache.flink.api.table.Table;
+import org.apache.flink.api.java.DataSet;
+import org.apache.flink.api.java.ExecutionEnvironment;
+import org.apache.flink.api.java.table.BatchTableEnvironment;
+import org.apache.flink.api.table.TableEnvironment;
+
+/**
+ * Simple example that shows how the Batch SQL used in Java.
+ */
+public class JavaSQLExample {
+
+ public static class WC {
+ public String word;
+ public long frequency;
+
+ // Public constructor to make it a Flink POJO
+ public WC() {
+
+ }
+
+ public WC(String word, long frequency) {
+ this.word = word;
+ this.frequency = frequency;
+ }
+
+ @Override
+ public String toString() {
+ return "WC " + word + " " + frequency;
+ }
+ }
+
+ public static void main(String[] args) throws Exception {
+ ExecutionEnvironment env =
ExecutionEnvironment.getExecutionEnvironment();
--- End diff --
Would suggest to the same comment as in WordCountSQL.scala:
// set up execution environment
> Create a batch SQL example
> --------------------------
>
> Key: FLINK-4180
> URL: https://issues.apache.org/jira/browse/FLINK-4180
> Project: Flink
> Issue Type: New Feature
> Components: Table API & SQL
> Reporter: Timo Walther
> Assignee: Jark Wu
> Labels: starter
>
> Currently there is no runnable code example in `flink-table` showing a
> working batch SQL query with the Table API.
> A Scala and Java example should be added.
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