[GitHub] [carbondata] ajantha-bhat commented on a change in pull request #3293: [DOCUMENT] SDK Arrow integration document update

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ajantha-bhat commented on a change in pull request #3293: [DOCUMENT] SDK Arrow integration document update
URL: https://github.com/apache/carbondata/pull/3293#discussion_r295653780
 
 

 ##########
 File path: docs/sdk-guide.md
 ##########
 @@ -687,6 +691,82 @@ public Object[] readNextBatchRow();
 public void close();
 ```
 
+### Class org.apache.carbondata.sdk.file.ArrowCarbonReader
+```
+/**
+ * Carbon reader will fill the arrow vector after reading the carbondata files.
+ * This arrow byte[] can be used to create arrow table and used for in memory analytics
+ * Note: create a reader at blocklet level, so that arrow byte[] will not exceed INT_MAX
+ *
+ * @param carbonSchema
+ * @return
+ * @throws Exception
+ */
+public byte[] readArrowBatch(Schema carbonSchema) throws Exception;
+```
+
+```
+/**
+ * Carbon reader will fill the arrow vector after reading the carbondata files.
+ * This arrow byte[] can be used to create arrow table and used for in memory analytics
+ * Note: create a reader at blocklet level, so that arrow byte[] will not exceed INT_MAX
+ * User need to close the VectorSchemaRoot after usage by calling VectorSchemaRoot.close()
+ *
+ * @param carbonSchema
+ * @return
 
 Review comment:
   done

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