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https://issues.apache.org/jira/browse/SPARK-1443?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Pavan Kumar Varma updated SPARK-1443:
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Summary: Unable to Access MongoDB GridFS data with Spark using mongo-hadoop
API (was: Accessing Mongo GridFS data with Spark using mongo-hadoop API)
> Unable to Access MongoDB GridFS data with Spark using mongo-hadoop API
> ----------------------------------------------------------------------
>
> Key: SPARK-1443
> URL: https://issues.apache.org/jira/browse/SPARK-1443
> Project: Spark
> Issue Type: Improvement
> Components: Input/Output, Java API, Spark Core
> Affects Versions: 0.9.0
> Environment: Java 1.7,Hadoop 2.2.0,Spark 0.9.0,Ubuntu 12.4,
> Reporter: Pavan Kumar Varma
> Priority: Critical
> Fix For: 0.9.0
>
> Original Estimate: 12h
> Remaining Estimate: 12h
>
> I saved a 2GB pdf file into MongoDB using GridFS. now i want process those
> GridFS collection data using Java Spark Mapreduce API. previously i have
> successfully processed mongoDB collections with Apache spark using
> Mongo-Hadoop connector. now i'm unable to GridFS collections with the
> following code.
> MongoConfigUtil.setInputURI(config,
> "mongodb://localhost:27017/pdfbooks.fs.chunks" );
> MongoConfigUtil.setOutputURI(config,"mongodb://localhost:27017/"+output );
> JavaPairRDD<Object, BSONObject> mongoRDD = sc.newAPIHadoopRDD(config,
> com.mongodb.hadoop.MongoInputFormat.class, Object.class,
> BSONObject.class);
> JavaRDD<String> words = mongoRDD.flatMap(new
> FlatMapFunction<Tuple2<Object,BSONObject>,
> String>() {
> @Override
> public Iterable<String> call(Tuple2<Object, BSONObject> arg) {
> System.out.println(arg._2.toString());
> ...
> Please provide a better API to access MongoDB GridFS data.
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