org.apache.druid.sql.calcite.aggregation

Class DimensionExpression

java.lang.Object

org.apache.druid.sql.calcite.aggregation.DimensionExpression

public class DimensionExpression
extends Object

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
DruidExpression	getDruidExpression()
String	getOutputName()
String	getVirtualColumn()
int	hashCode()
static DimensionExpression	ofSimpleColumn(String outputName, DruidExpression expression, ColumnType outputType) Create a dimension expression for direct column access or simple extractions
static DimensionExpression	ofVirtualColumn(String virtualColumn, String outputName, DruidExpression expression, ColumnType outputType) Create a dimension expression for a virtual column
DimensionSpec	toDimensionSpec()
String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

ofSimpleColumn

public static DimensionExpression ofSimpleColumn(String outputName,
                                                 DruidExpression expression,
                                                 ColumnType outputType)

Create a dimension expression for direct column access or simple extractions

ofVirtualColumn

public static DimensionExpression ofVirtualColumn(String virtualColumn,
                                                  String outputName,
                                                  DruidExpression expression,
                                                  ColumnType outputType)

Create a dimension expression for a virtual column

getVirtualColumn

public String getVirtualColumn()

getOutputName

public String getOutputName()

getDruidExpression

public DruidExpression getDruidExpression()

toDimensionSpec

public DimensionSpec toDimensionSpec()

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object