[GitHub] [incubator-seatunnel] asdf2014 commented on a change in pull request #1452: [Feature][connector] Support batch mode and stream data for Druid Sink

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asdf2014 commented on a change in pull request #1452:
URL: https://github.com/apache/incubator-seatunnel/pull/1452#discussion_r829110545



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File path: seatunnel-connectors/seatunnel-connectors-flink/seatunnel-connector-flink-druid/src/main/java/org/apache/seatunnel/flink/sink/DruidOutputFormat.java
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@@ -64,25 +65,29 @@
     private static final String DEFAULT_TIMESTAMP_COLUMN = "timestamp";
     private static final String DEFAULT_TIMESTAMP_FORMAT = "auto";
     private static final DateTime DEFAULT_TIMESTAMP_MISSING_VALUE = null;
+    private static final long DEFAULT_BATCH_SIZE = 1024;
 
-    private final transient StringBuffer data;
+    private final StringBuffer data = new StringBuffer();

Review comment:
       Hi @ruanwenjun, thanks for your comment. Could you please share the relate doc, so that I can learn more details about it, thanks




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