Class DBTransform

java.lang.Object
  |
  +--DBTransform

public class DBTransform

extends java.lang.Object

DBTransform

Constructor Summary

DBTransform()

Method Summary

static java.util.Vector

transform(java.lang.String fName, int nRows, int nCols, java.lang.StringBuffer output) transforms the database residing in the file fName into a collection of Partition objects

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DBTransform

public DBTransform()

Method Detail

transform

public static java.util.Vector transform(java.lang.String fName,
                                         int nRows,
                                         int nCols,
                                         java.lang.StringBuffer output)
                                  throws java.io.IOException

transforms the database residing in the file fName into a collection of Partition objects

Parameters:

fName - name of the file containing the database

nRows - number of rows

nCols - number of columns

Returns:

a Vector containing an Integer representing the number of rows, an Integer representing the number of columns, and a number of Partition objects associated with every column in the database; throws an IOException

java.io.IOException