Example usage for org.apache.hadoop.mapreduce.lib.db DBConfiguration getInputFieldNames

Introduction

In this page you can find the example usage for org.apache.hadoop.mapreduce.lib.db DBConfiguration getInputFieldNames.

Prototype

public String[] getInputFieldNames() 

Source Link

Usage

From source file:com.cloudera.sqoop.mapreduce.db.OracleDataDrivenDBInputFormat.java

License:Apache License

@Override
protected RecordReader<LongWritable, T> createDBRecordReader(DBInputSplit split, Configuration conf)
        throws IOException {

    DBConfiguration dbConf = getDBConf();
    @SuppressWarnings("unchecked")
    Class<T> inputClass = (Class<T>) (dbConf.getInputClass());

    try {/*from  w w w .j a v  a 2s .  co  m*/
        // Use Oracle-specific db reader
        return new OracleDataDrivenDBRecordReader<T>(split, inputClass, conf, getConnection(), dbConf,
                dbConf.getInputConditions(), dbConf.getInputFieldNames(), dbConf.getInputTableName());
    } catch (SQLException ex) {
        throw new IOException(ex.getMessage());
    }
}

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