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via sqoop-user by prabhu k, 1 year ago
Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications
link failure
The last packet sent successfully to the server was 0 milliseconds ago. The
driver has not received any packets from the server.	at org.apache.sqoop.manager.CatalogQueryManager.getColumnNames(CatalogQueryManager.java:162)	at org.apache.sqoop.orm.ClassWriter.getColumnNames(ClassWriter.java:1207)	at org.apache.sqoop.orm.ClassWriter.generate(ClassWriter.java:1062)	at org.apache.sqoop.tool.CodeGenTool.generateORM(CodeGenTool.java:82)	at org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:367)	at org.apache.sqoop.tool.ImportTool.run(ImportTool.java:453)	at org.apache.sqoop.Sqoop.run(Sqoop.java:145)	at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)	at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:181)	at org.apache.sqoop.Sqoop.runTool(Sqoop.java:220)	at org.apache.sqoop.Sqoop.runTool(Sqoop.java:229)	at org.apache.sqoop.Sqoop.main(Sqoop.java:238)	at com.cloudera.sqoop.Sqoop.main(Sqoop.java:57)