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Class btree.IndexFileScan

java.lang.Object
   |
   +----btree.IndexFileScan

public abstract class IndexFileScan
extends Object
Base class for a index file scan


Constructor Index

 o IndexFileScan()

Method Index

 o delete_current()
Delete the current record.
 o get_next()
Get the next record.
 o keysize()
Returns the size of the key

Constructors

 o IndexFileScan
 public IndexFileScan()

Methods

 o get_next
 public abstract KeyDataEntry get_next()
Get the next record.

Returns:
the KeyDataEntry, which contains the key and data
 o delete_current
 public abstract void delete_current()
Delete the current record.

 o keysize
 public abstract int keysize()
Returns the size of the key

Returns:
the keysize

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