xdev.db.sql

Class Column

java.lang.Object

xdev.db.sql.SqlObject

xdev.db.sql.Expression

xdev.db.sql.Column

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

Field, VirtualTableColumn

public class Column
extends Expression

This class represents a column expression in the SQL API.

It can be constructed with a name only or an optional Table as prefix.

Author:

XDEV Software

See Also:

VirtualTableColumn, Serialized Form

Field Summary

Fields inherited from class xdev.db.sql.Expression

delegate

Constructor Summary

Constructors

Constructor and Description
Column(String name) Creates a new column object with a name only.
Column(Table table, String name) Creates a new column object with a table and a name

Method Summary

Modifier and Type	Method and Description
protected void	_updateDelegate(String name)
protected void	_updateDelegate(Table table, String name)

Methods inherited from class xdev.db.sql.Expression

as, AS, BETWEEN, eq, gt, gte, IN, IS_NOT_NULL, IS_NULL, LIKE, lt, lte, ne, NOT_BETWEEN, NOT_IN, NOT_LIKE, valueOf

Methods inherited from class xdev.db.sql.SqlObject

toString

Methods inherited from class java.lang.Object

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

Constructor Detail

Column

public Column(String name)

Creates a new column object with a name only.

Parameters:

name - the name of the column

Column

public Column(Table table,
              String name)

Creates a new column object with a table and a name

Parameters:

table - the prefix of the column

name - the name of the column

Method Detail

_updateDelegate

protected void _updateDelegate(String name)

_updateDelegate

protected void _updateDelegate(Table table,
                               String name)