com.feedzai.commons.sql.abstraction.dml

Class Union

java.lang.Object

com.feedzai.commons.sql.abstraction.dml.Expression

com.feedzai.commons.sql.abstraction.dml.Union

All Implemented Interfaces:

Serializable

public class Union
extends Expression

The union clause.

Since:

2.4.0

Author:

Francisco Santos (francisco.santos@feedzai.com)

See Also:

Serialized Form

Field Summary

Fields inherited from class com.feedzai.commons.sql.abstraction.dml.Expression

alias, enclosed, joins, ordering, properties, quotes, translator, withNoLock

Constructor Summary

Constructors

Constructor and Description
Union(Collection<Expression> expressions) Creates a new UNION expression.
Union(Expression... expressions) Creates a new UNION expression.

Method Summary

Modifier and Type	Method and Description
Union	all() Sets this UNION to UNION ALL.
List<Expression>	getExpressions() Gets the expressions to union.
boolean	isAll() Returns true if this is an UNION ALL expression, false otherwise.
String	translate() Translates the expression.

Methods inherited from class com.feedzai.commons.sql.abstraction.dml.Expression

alias, asc, desc, enclose, fullOuterJoin, getAlias, getJoins, getOrdering, innerJoin, isAliased, isEnclosed, isQuote, isQuotes, isWithNoLock, leftOuterJoin, rightOuterJoin, unquote, withNoLock

Methods inherited from class java.lang.Object

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

Constructor Detail

Union

public Union(Collection<Expression> expressions)

Creates a new UNION expression.

Parameters:

expressions - expressions to union.

Union

public Union(Expression... expressions)

Creates a new UNION expression.

Parameters:

expressions - expressions to union.

Method Detail

all

public Union all()

Sets this UNION to UNION ALL.

Returns:

this UNION ALL.

getExpressions

public List<Expression> getExpressions()

Gets the expressions to union.

Returns:

the expressions to union.

isAll

public boolean isAll()

Returns true if this is an UNION ALL expression, false otherwise.

Returns:

true if this is an UNION ALL expression, false otherwise.

translate

public String translate()

Description copied from class: Expression

Translates the expression.

Specified by:

translate in class Expression

Returns:

A translation of the implementing expression.