Github user yanghua commented on a diff in the pull request: https://github.com/apache/flink/pull/6365#discussion_r203440989 --- Diff: flink-connectors/flink-hbase/src/test/java/org/apache/flink/addons/hbase/example/HBaseWriteStreamExample.java --- @@ -87,22 +90,22 @@ public void configure(Configuration parameters) { @Override public void open(int taskNumber, int numTasks) throws IOException { - table = new HTable(conf, "flinkExample"); + Connection connection = ConnectionFactory.createConnection(conf); --- End diff -- Based on [HBase Connection JavaDoc](https://hbase.apache.org/apidocs/org/apache/hadoop/hbase/client/Connection.html#close--) it seems the caller should invoke `close` method to release resource? so I suggest we should close connection in udf's `close` method.
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