Package org.apache.druid.segment.virtual

Class ExpressionVectorSelectors

java.lang.Object

org.apache.druid.segment.virtual.ExpressionVectorSelectors

public class ExpressionVectorSelectors
extends Object

Method Summary

Modifier and Type	Method	Description
static VectorValueSelector	castObjectSelectorToNumeric(ReadableVectorInspector inspector, String columnName, VectorObjectSelector selector, ColumnType selectorType, ColumnType castTo)
static VectorObjectSelector	castValueSelectorToObject(ReadableVectorInspector inspector, String columnName, VectorValueSelector selector, ColumnType selectorType, ColumnType castTo)
static SingleValueDimensionVectorSelector	makeSingleValueDimensionVectorSelector(VectorColumnSelectorFactory factory, Expr expression)
static VectorObjectSelector	makeVectorObjectSelector(VectorColumnSelectorFactory factory, Expr expression)
static VectorValueSelector	makeVectorValueSelector(VectorColumnSelectorFactory factory, Expr expression)

Methods inherited from class java.lang.Object

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

Method Detail

makeSingleValueDimensionVectorSelector

public static SingleValueDimensionVectorSelector makeSingleValueDimensionVectorSelector(VectorColumnSelectorFactory factory,
                                                                                        Expr expression)

makeVectorValueSelector

public static VectorValueSelector makeVectorValueSelector(VectorColumnSelectorFactory factory,
                                                          Expr expression)

makeVectorObjectSelector

public static VectorObjectSelector makeVectorObjectSelector(VectorColumnSelectorFactory factory,
                                                            Expr expression)

castValueSelectorToObject

public static VectorObjectSelector castValueSelectorToObject(ReadableVectorInspector inspector,
                                                             String columnName,
                                                             VectorValueSelector selector,
                                                             ColumnType selectorType,
                                                             ColumnType castTo)

castObjectSelectorToNumeric

public static VectorValueSelector castObjectSelectorToNumeric(ReadableVectorInspector inspector,
                                                              String columnName,
                                                              VectorObjectSelector selector,
                                                              ColumnType selectorType,
                                                              ColumnType castTo)