org.gibello.zql
Class ZGroupBy

java.lang.Object
  org.gibello.zql.ZGroupBy

All Implemented Interfaces:

java.io.Serializable

public class ZGroupBy
extends java.lang.Object
implements java.io.Serializable

ZGroupBy: an SQL GROUP BY...HAVING clause

See Also:

Serialized Form

Constructor Summary

ZGroupBy(java.util.Vector exps)
Create a GROUP BY given a set of Expressions

Method Summary

java.util.Vector	getGroupBy() Get the GROUP BY expressions
ZExp	getHaving() Get the HAVING clause
void	setHaving(ZExp e) Initiallize the HAVING part of the GROUP BY
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

ZGroupBy

public ZGroupBy(java.util.Vector exps)

Create a GROUP BY given a set of Expressions

Parameters:

exps - A vector of SQL Expressions (ZExp objects).

Method Detail

setHaving

public void setHaving(ZExp e)

Initiallize the HAVING part of the GROUP BY

Parameters:

e - An SQL Expression (the HAVING clause)

getGroupBy

public java.util.Vector getGroupBy()

Get the GROUP BY expressions

Returns:

A vector of SQL Expressions (ZExp objects)

getHaving

public ZExp getHaving()

Get the HAVING clause

Returns:

An SQL expression

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object