Package org.datanucleus.store.rdbms.sql.expression

Class ResultAliasExpression

java.lang.Object

org.datanucleus.store.rdbms.sql.expression.SQLExpression

org.datanucleus.store.rdbms.sql.expression.ResultAliasExpression

public class ResultAliasExpression
extends SQLExpression

Expression for use in an ordering clause representing a result alias. JPQL allows specification of a result clause with alias, and to be able to order by exactly that alias.

Nested Class Summary

Nested classes/interfaces inherited from class org.datanucleus.store.rdbms.sql.expression.SQLExpression

SQLExpression.ColumnExpressionList

Field Summary

Fields

Modifier and Type	Field	Description
protected String	aliasName

Fields inherited from class org.datanucleus.store.rdbms.sql.expression.SQLExpression

lowestOperator, mapping, parameterName, st, stmt, subExprs, table

Constructor Summary

Constructors

Constructor	Description
ResultAliasExpression(SQLStatement stmt, String aliasName)

Method Summary

Modifier and Type	Method	Description
String	getResultAlias()

Methods inherited from class org.datanucleus.store.rdbms.sql.expression.SQLExpression

add, and, bitAnd, bitOr, cast, com, distinct, div, encloseInParentheses, eor, eq, ge, getJavaTypeMapping, getLowestOperator, getNumberOfSubExpressions, getParameterName, getSQLStatement, getSQLTable, getSubExpression, gt, in, invoke, ior, is, isParameter, le, lt, mod, mul, ne, neg, not, setJavaTypeMapping, sub, toSQLText, unDistinct

Methods inherited from class java.lang.Object

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

Field Detail

aliasName

protected String aliasName

Constructor Detail

ResultAliasExpression

public ResultAliasExpression(SQLStatement stmt,
                             String aliasName)

Method Detail

getResultAlias

public String getResultAlias()