org.axiondb

Interface IndexFactory

All Known Implementing Classes:

ArrayIndexFactory, BaseIndexFactory, BTreeIndexFactory

public interface IndexFactory

A simple factory for creating Indexinstances.

Version:

$Revision: 1.7 $ $Date: 2005/06/29 21:09:29 $

Method Summary

Modifier and Type	Method and Description
Index	makeNewInstance(java.lang.String name, Column col, boolean unique, boolean memorydb)
Index	makeNewSystemInstance(Table table, Column col, boolean memorydb) Creates a new system index, with a unique internally-generated name, on the given column with the given state of uniqueness.

Method Detail

makeNewInstance

Index makeNewInstance(java.lang.String name,
                      Column col,
                      boolean unique,
                      boolean memorydb)
               throws AxionException

Throws:

AxionException

makeNewSystemInstance

Index makeNewSystemInstance(Table table,
                            Column col,
                            boolean memorydb)
                     throws AxionException

Creates a new system index, with a unique internally-generated name, on the given column with the given state of uniqueness. This index cannot be deleted via DML, but must be deleted by its associated database object upon its own deletion.

Parameters:

table - Table in which col resides

col - Column to be indexed

Returns:

new system-generated Index with an internally-generated name

Throws:

AxionException - if error occurs during creation