Cannot connect to HBase using Java

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长发绾君心
长发绾君心 2021-01-26 06:08

I am trying to use Java to connect HBase. There are only 1 node, which is my own machine. It seems that I cannot connect successfully.

Here is my Java code:

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4条回答
  •  谎友^
    谎友^ (楼主)
    2021-01-26 06:41

    For Spark-HBase integration, the best way is to add HBase libraries to Spark Classpath. This can be done using the 'compute-classpath.sh' script in $SPARK_HOME/bin folder. Spark invokes 'compute-classpath.sh' and picks up the required hbase jars hence.

    export CLASSPATH=$CLASSPATH:
    

    eg: export CLASSPATH=$CLASSPATH:/opt/cloudera/parcels/CDH/lib/hbase/lib/*

    After this, restart Spark.

    There you go :)

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