org.aksw.sparqlify.algebra.sql.exprs

Class SqlExprAggregator

java.lang.Object

org.aksw.sparqlify.algebra.sql.exprs.SqlExprBase

org.aksw.sparqlify.algebra.sql.exprs.SqlExpr0

org.aksw.sparqlify.algebra.sql.exprs.SqlExprAggregator

All Implemented Interfaces:

SqlExpr

public class SqlExprAggregator
extends SqlExpr0

Field Summary

Fields

Modifier and Type	Field and Description
protected SqlAggregator	aggregator
protected String	columnName

Constructor Summary

Constructors

Constructor and Description
SqlExprAggregator(String columnName, SqlAggregator aggregator) NOTE The datatype of the aggregator must be fixed

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object obj)
SqlAggregator	getAggregator()
int	hashCode()
String	toString()

Methods inherited from class org.aksw.sparqlify.algebra.sql.exprs.SqlExpr0

getArgs

Methods inherited from class org.aksw.sparqlify.algebra.sql.exprs.SqlExprBase

_getColumnsMentioned, asString, asString, asString, getColumnsMentioned, getDatatype

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

aggregator

protected SqlAggregator aggregator

columnName

protected String columnName

Constructor Detail

SqlExprAggregator

public SqlExprAggregator(String columnName,
                         SqlAggregator aggregator)

NOTE The datatype of the aggregator must be fixed

Parameters:

columnName -

aggregator -

Method Detail

getAggregator

public SqlAggregator getAggregator()

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class SqlExprBase