Hi,     Basically, I am trying to import a database table from MySQL to hive but it turns out not importing to hive instead it gives me the following error. can anyone please help me with a solution which would be very much appreciated. [cloudera@quickstart ~]$ sqoop import --connect jdbc:mysql://localhost:3306/sqoop --username root --password cloudera --table customer --hive-import Warning: /usr/lib/sqoop/../accumulo does not exist! Accumulo imports will fail. Please set $ACCUMULO_HOME to the root of your Accumulo installation. 19/11/27 23:11:33 INFO sqoop.Sqoop: Running Sqoop version: 1.4.6-cdh5.13.0 19/11/27 23:11:33 WARN tool.BaseSqoopTool: Setting your password on the command-line is insecure. Consider using -P instead. 19/11/27 23:11:33 INFO tool.BaseSqoopTool: Using Hive-specific delimiters for output. You can override 19/11/27 23:11:33 INFO tool.BaseSqoopTool: delimiters with --fields-terminated-by, etc. 19/11/27 23:11:33 INFO manager.MySQLManager: Preparing to use a MySQL streaming resultset. 19/11/27 23:11:33 INFO tool.CodeGenTool: Beginning code generation 19/11/27 23:11:33 INFO manager.SqlManager: Executing SQL statement: SELECT t.* FROM `customer` AS t LIMIT 1 19/11/27 23:11:33 ERROR manager.SqlManager: Error reading from database: java.sql.SQLException: Streaming result set com.mysql.jdbc.RowDataDynamic@2bbfdaa4 is still active. No statements may be issued when any streaming result sets are open and in use on a given connection. Ensure that you have called .close() on any active streaming result sets before attempting more queries. java.sql.SQLException: Streaming result set com.mysql.jdbc.RowDataDynamic@2bbfdaa4 is still active. No statements may be issued when any streaming result sets are open and in use on a given connection. Ensure that you have called .close() on any active streaming result sets before attempting more queries. at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:934) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:931) at com.mysql.jdbc.MysqlIO.checkForOutstandingStreamingData(MysqlIO.java:2735) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1899) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2151) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2619) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2569) at com.mysql.jdbc.StatementImpl.executeQuery(StatementImpl.java:1524) at com.mysql.jdbc.ConnectionImpl.getMaxBytesPerChar(ConnectionImpl.java:3003) at com.mysql.jdbc.Field.getMaxBytesPerCharacter(Field.java:602) at com.mysql.jdbc.ResultSetMetaData.getPrecision(ResultSetMetaData.java:445) at org.apache.sqoop.manager.SqlManager.getColumnInfoForRawQuery(SqlManager.java:305) at org.apache.sqoop.manager.SqlManager.getColumnTypesForRawQuery(SqlManager.java:260) at org.apache.sqoop.manager.SqlManager.getColumnTypes(SqlManager.java:246) at org.apache.sqoop.manager.ConnManager.getColumnTypes(ConnManager.java:327) at org.apache.sqoop.orm.ClassWriter.getColumnTypes(ClassWriter.java:1858) at org.apache.sqoop.orm.ClassWriter.generate(ClassWriter.java:1657) at org.apache.sqoop.tool.CodeGenTool.generateORM(CodeGenTool.java:106) at org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:494) at org.apache.sqoop.tool.ImportTool.run(ImportTool.java:621) at org.apache.sqoop.Sqoop.run(Sqoop.java:147) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:183) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:234) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:243) at org.apache.sqoop.Sqoop.main(Sqoop.java:252) 19/11/27 23:11:33 ERROR tool.ImportTool: Import failed: java.io.IOException: No columns to generate for ClassWriter at org.apache.sqoop.orm.ClassWriter.generate(ClassWriter.java:1663) at org.apache.sqoop.tool.CodeGenTool.generateORM(CodeGenTool.java:106) at org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:494) at org.apache.sqoop.tool.ImportTool.run(ImportTool.java:621) at org.apache.sqoop.Sqoop.run(Sqoop.java:147) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70) at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:183) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:234) at org.apache.sqoop.Sqoop.runTool(Sqoop.java:243) at org.apache.sqoop.Sqoop.main(Sqoop.java:252) [cloudera@quickstart ~]$ ... View more