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Posted to issues@spark.apache.org by "madheswaran (JIRA)" <ji...@apache.org> on 2015/05/10 08:04:59 UTC

[jira] [Created] (SPARK-7513) Spark connecting cassandra throws NotSerialization error

madheswaran created SPARK-7513:
----------------------------------

             Summary: Spark connecting cassandra throws NotSerialization error
                 Key: SPARK-7513
                 URL: https://issues.apache.org/jira/browse/SPARK-7513
             Project: Spark
          Issue Type: Bug
          Components: Spark Shell
    Affects Versions: 1.3.0
            Reporter: madheswaran


Connecting Cassandra version 2.1.2 :
UDT:
CREATE TYPE fieldmap (
    key text,
    value text
);

column family:
CREATE TABLE quantity (
    device uuid,
    date timestamp,
    inserttime timestamp,
    customtag text,
    data text,
    devicetime timestamp,
    extension list<frozen<fieldmap>>,
    systemtag text,
    PRIMARY KEY ((device, date), inserttime)
) WITH CLUSTERING ORDER BY (inserttime ASC)



java.io.NotSerializableException: com.datastax.driver.core.UDTValue
Serialization stack:

        at org.apache.spark.serializer.SerializationDebugger$.improveException(SerializationDebugger.scala:38)
        at org.apache.spark.serializer.JavaSerializationStream.writeObject(JavaSerializer.scala:47)
        at org.apache.spark.serializer.JavaSerializerInstance.serialize(JavaSerializer.scala:80)
        at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:213)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:745)
15/05/10 09:57:39 ERROR TaskSetManager: Task 0.0 in stage 1.0 (TID 1) had a not serializable result: com.datastax.driver.core.UDTValue
Serialization stack:




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