sqoop导入mysql数据到hive中报错


ERROR manager.SqlManager: Error reading from database: java.sql.SQLException: Streaming result set
com.mysql.jdbc.RowDataDynamic@6c4fc156 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@6c4fc156 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:930)

at com.mysql.jdbc.MysqlIO.checkForOutstandingStreamingData(MysqlIO.java:2646)

at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1861)

at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2101)

at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2548)

at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2477)

at com.mysql.jdbc.StatementImpl.executeQuery(StatementImpl.java:1422)

at com.mysql.jdbc.ConnectionImpl.getMaxBytesPerChar(ConnectionImpl.java:2945)

at com.mysql.jdbc.Field.getMaxBytesPerCharacter(Field.java:582)

at com.mysql.jdbc.ResultSetMetaData.getPrecision(ResultSetMetaData.java:441)

at org.apache.sqoop.manager.SqlManager.getColumnInfoForRawQuery(SqlManager.java:285)

at org.apache.sqoop.manager.SqlManager.getColumnTypesForRawQuery(SqlManager.java:240)

at org.apache.sqoop.manager.SqlManager.getColumnTypes(SqlManager.java:226)

at org.apache.sqoop.manager.ConnManager.getColumnTypes(ConnManager.java:295)

at org.apache.sqoop.orm.ClassWriter.getColumnTypes(ClassWriter.java:1773)

at org.apache.sqoop.orm.ClassWriter.generate(ClassWriter.java:1578)

at org.apache.sqoop.tool.CodeGenTool.generateORM(CodeGenTool.java:96)

at org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:478)

at org.apache.sqoop.tool.ImportTool.run(ImportTool.java:601)

at org.apache.sqoop.Sqoop.run(Sqoop.java:143)

at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)

at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:179)

at org.apache.sqoop.Sqoop.runTool(Sqoop.java:218)

at org.apache.sqoop.Sqoop.runTool(Sqoop.java:227)

at org.apache.sqoop.Sqoop.main(Sqoop.java:236)

14/11/11 19:58:15 ERROR tool.ImportTool: Encountered IOException running import job: java.io.IOException: No columns to generate for ClassWriter

at org.apache.sqoop.orm.ClassWriter.generate(ClassWriter.java:1584)

at org.apache.sqoop.tool.CodeGenTool.generateORM(CodeGenTool.java:96)

at org.apache.sqoop.tool.ImportTool.importTable(ImportTool.java:478)

at org.apache.sqoop.tool.ImportTool.run(ImportTool.java:601)

at org.apache.sqoop.Sqoop.run(Sqoop.java:143)

at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)

at org.apache.sqoop.Sqoop.runSqoop(Sqoop.java:179)

at org.apache.sqoop.Sqoop.runTool(Sqoop.java:218)

at org.apache.sqoop.Sqoop.runTool(Sqoop.java:227)

at org.apache.sqoop.Sqoop.main(Sqoop.java:236)

后经定位，发现是mysql-connect-java jar包的版本不对

改为mysql-connector-java-5.1.31 这个版本后就可以了