java.lang.IllegalArgumentException: Field names must be greater than 0 at > com.cloudera.sqoop.mapreduce.db.DBOutputFormat.setOutput(DBOutputFormat.java: > 205) at > com.cloudera.sqoop.mapreduce.JdbcExportJob.configureOutputFormat(JdbcExportJob.java: > 86) at > com.cloudera.sqoop.mapreduce.ExportJobBase.runExport(ExportJobBase.java: > 331) at > com.cloudera.sqoop.manager.OracleManager.exportTable(OracleManager.java: > 375) at > com.cloudera.sqoop.tool.ExportTool.exportTable(ExportTool.java:73)

incubator-sqoop-user | arvind@cloudera.com | 5 years ago
  1. 0

    Re: [sqoop-user] sqoop-export

    incubator-sqoop-user | 5 years ago | arvind@cloudera.com
    java.lang.IllegalArgumentException: Field names must be greater than 0 at > com.cloudera.sqoop.mapreduce.db.DBOutputFormat.setOutput(DBOutputFormat.java: > 205) at > com.cloudera.sqoop.mapreduce.JdbcExportJob.configureOutputFormat(JdbcExportJob.java: > 86) at > com.cloudera.sqoop.mapreduce.ExportJobBase.runExport(ExportJobBase.java: > 331) at > com.cloudera.sqoop.manager.OracleManager.exportTable(OracleManager.java: > 375) at > com.cloudera.sqoop.tool.ExportTool.exportTable(ExportTool.java:73)
  2. 0
    This error is caused by malformed HTTP request. You are trying to access unsecured page through https.
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    Some bots are sending malformed HTTP requests to your site. Try to find their IP addresses in the access logs and ask them to fix the bots or blacklist them.
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    Root Cause Analysis

    1. java.lang.IllegalArgumentException

      Field names must be greater than 0 at > com.cloudera.sqoop.mapreduce.db.DBOutputFormat.setOutput(DBOutputFormat.java: > 205) at > com.cloudera.sqoop.mapreduce.JdbcExportJob.configureOutputFormat(JdbcExportJob.java: > 86) at > com.cloudera.sqoop.mapreduce.ExportJobBase.runExport(ExportJobBase.java: > 331) at > com.cloudera.sqoop.manager.OracleManager.exportTable(OracleManager.java: > 375) at > com.cloudera.sqoop.tool.ExportTool.exportTable(ExportTool.java:73)

      at com.cloudera.sqoop.tool.ExportTool.run()
    2. com.cloudera.sqoop
      Sqoop.run
      1. com.cloudera.sqoop.tool.ExportTool.run(ExportTool.java:110)
      2. com.cloudera.sqoop.Sqoop.run(Sqoop.java:144)
      2 frames
    3. Hadoop
      ToolRunner.run
      1. org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
      1 frame
    4. com.cloudera.sqoop
      Sqoop.main
      1. com.cloudera.sqoop.Sqoop.runSqoop(Sqoop.java:180)
      2. com.cloudera.sqoop.Sqoop.runTool(Sqoop.java:219)
      3. com.cloudera.sqoop.Sqoop.runTool(Sqoop.java:228)
      4. com.cloudera.sqoop.Sqoop.main(Sqoop.java:237)
      4 frames