Hi, I am trying to Bulk Load data from HDFS to HBase. I used the following example https://github.com/apache/hbase-connectors/blob/master/spark/hbase-spark/src/main/java/org/apache/hadoop/hbase/spark/example/hbasecontext/JavaHBaseBulkLoadExample.java
I built the module with following command mvn -Dspark.version=2.4.3 -Dscala.version=2.11.7 -Dscala.binary.version=2.11 clean install when i tried to run the example using the spark-submit command, i am getting the following error: Caused by: java.lang.NoSuchMethodError: org.apache.hadoop.hbase.CellComparator.getInstance()Lorg/apache/hadoop/hbase/CellComparator; at org.apache.hadoop.hbase.regionserver.StoreFileWriter$Builder.<init>(StoreFileWriter.java:348) at org.apache.hadoop.hbase.spark.HBaseContext.org $apache$hadoop$hbase$spark$HBaseContext$$getNewHFileWriter(HBaseContext.scala:928) at org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$2.apply(HBaseContext.scala:1023) at org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$2.apply(HBaseContext.scala:972) at scala.collection.mutable.HashMap.getOrElseUpdate(HashMap.scala:79) at org.apache.hadoop.hbase.spark.HBaseContext.org $apache$hadoop$hbase$spark$HBaseContext$$writeValueToHFile(HBaseContext.scala:972) at org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$bulkLoad$3$$anonfun$apply$7.apply(HBaseContext.scala:677) at org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$bulkLoad$3$$anonfun$apply$7.apply(HBaseContext.scala:675) at scala.collection.Iterator$class.foreach(Iterator.scala:891) at org.apache.spark.InterruptibleIterator.foreach(InterruptibleIterator.scala:28) at org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$bulkLoad$3.apply(HBaseContext.scala:675) at org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$bulkLoad$3.apply(HBaseContext.scala:664) at org.apache.hadoop.hbase.spark.HBaseContext.org $apache$hadoop$hbase$spark$HBaseContext$$hbaseForeachPartition(HBaseContext.scala:490) at org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$foreachPartition$1.apply(HBaseContext.scala:106) at org.apache.hadoop.hbase.spark.HBaseContext$$anonfun$foreachPartition$1.apply(HBaseContext.scala:106) at org.apache.spark.rdd.RDD$$anonfun$foreachPartition$1$$anonfun$apply$28.apply(RDD.scala:935) at org.apache.spark.rdd.RDD$$anonfun$foreachPartition$1$$anonfun$apply$28.apply(RDD.scala:935) at org.apache.spark.SparkContext$$anonfun$runJob$5.apply(SparkContext.scala:2101) at org.apache.spark.SparkContext$$anonfun$runJob$5.apply(SparkContext.scala:2101) at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:90) at org.apache.spark.scheduler.Task.run(Task.scala:121) at org.apache.spark.executor.Executor$TaskRunner$$anonfun$10.apply(Executor.scala:402) at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1360) at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:408) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Please find the code here (pom.xml, mvn dependency tree, source file): https://gist.github.com/bikkumala/d2e349c7bfaffc673e8a641ff3ec9d33 I tried with the following versions Spark : 2.4.x HBase : 2.0.x Hadoop : 2.7.x I created a JIRA for the same: https://jira.apache.org/jira/browse/HBASE-23135 I've also tried excluding hbase-common from dependency and explicitly adding it as explained by Zheng Hu <https://jira.apache.org/jira/secure/ViewProfile.jspa?name=openinx> in above JIRA, but i am facing the same issue. Any help is appreciated. Thank You, Bikkumala.
