程序包org.apache.hadoop.mapreduce.lib.db的分层结构

程序包分层结构:

• 所有程序包

类分层结构

• java.lang.Object
  • org.apache.hadoop.mapreduce.lib.db.BigDecimalSplitter (implements org.apache.hadoop.mapreduce.lib.db.DBSplitter)
    • org.apache.hadoop.mapreduce.lib.db.TextSplitter
  • org.apache.hadoop.mapreduce.lib.db.BooleanSplitter (implements org.apache.hadoop.mapreduce.lib.db.DBSplitter)
  • org.apache.hadoop.mapreduce.lib.db.DBConfiguration
  • org.apache.hadoop.mapreduce.lib.db.DBInputFormat.NullDBWritable (implements org.apache.hadoop.mapreduce.lib.db.DBWritable, org.apache.hadoop.io.Writable)
  • org.apache.hadoop.mapreduce.lib.db.FloatSplitter (implements org.apache.hadoop.mapreduce.lib.db.DBSplitter)
  • org.apache.hadoop.mapreduce.InputFormat<K,V>
    • org.apache.hadoop.mapreduce.lib.db.DBInputFormat<T> (implements org.apache.hadoop.conf.Configurable)
      • org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat<T> (implements org.apache.hadoop.conf.Configurable)
        • org.apache.hadoop.mapreduce.lib.db.OracleDataDrivenDBInputFormat<T> (implements org.apache.hadoop.conf.Configurable)
  • org.apache.hadoop.mapreduce.InputSplit
    • org.apache.hadoop.mapreduce.lib.db.DBInputFormat.DBInputSplit (implements org.apache.hadoop.io.Writable)
      • org.apache.hadoop.mapreduce.lib.db.DataDrivenDBInputFormat.DataDrivenDBInputSplit
  • org.apache.hadoop.mapreduce.lib.db.IntegerSplitter (implements org.apache.hadoop.mapreduce.lib.db.DBSplitter)
    • org.apache.hadoop.mapreduce.lib.db.DateSplitter
      • org.apache.hadoop.mapreduce.lib.db.OracleDateSplitter
  • org.apache.hadoop.mapreduce.OutputFormat<K,V>
    • org.apache.hadoop.mapreduce.lib.db.DBOutputFormat<K,V>
  • org.apache.hadoop.mapreduce.RecordReader<KEYIN,VALUEIN> (implements java.io.Closeable)
    • org.apache.hadoop.mapreduce.lib.db.DBRecordReader<T>
      • org.apache.hadoop.mapreduce.lib.db.DataDrivenDBRecordReader<T>
        • org.apache.hadoop.mapreduce.lib.db.MySQLDataDrivenDBRecordReader<T>
        • org.apache.hadoop.mapreduce.lib.db.OracleDataDrivenDBRecordReader<T>
      • org.apache.hadoop.mapreduce.lib.db.MySQLDBRecordReader<T>
      • org.apache.hadoop.mapreduce.lib.db.OracleDBRecordReader<T>
  • org.apache.hadoop.mapreduce.RecordWriter<K,V>
    • org.apache.hadoop.mapreduce.lib.db.DBOutputFormat.DBRecordWriter

接口分层结构

• org.apache.hadoop.mapreduce.lib.db.DBSplitter
• org.apache.hadoop.mapreduce.lib.db.DBWritable