Package org.apache.iotdb.db.mpp.transformation.dag.column.binary

Class ArithmeticSubtractionColumnTransformer

java.lang.Object

org.apache.iotdb.db.mpp.transformation.dag.column.ColumnTransformer

org.apache.iotdb.db.mpp.transformation.dag.column.binary.BinaryColumnTransformer

org.apache.iotdb.db.mpp.transformation.dag.column.binary.ArithmeticBinaryColumnTransformer

org.apache.iotdb.db.mpp.transformation.dag.column.binary.ArithmeticSubtractionColumnTransformer

public class ArithmeticSubtractionColumnTransformer
extends ArithmeticBinaryColumnTransformer

Field Summary

Fields inherited from class org.apache.iotdb.db.mpp.transformation.dag.column.binary.BinaryColumnTransformer

leftTransformer, rightTransformer

Fields inherited from class org.apache.iotdb.db.mpp.transformation.dag.column.ColumnTransformer

columnCache, referenceCount, returnType

Constructor Summary

Constructors

Constructor	Description
ArithmeticSubtractionColumnTransformer(org.apache.iotdb.tsfile.read.common.type.Type returnType, ColumnTransformer leftTransformer, ColumnTransformer rightTransformer)

Method Summary

Modifier and Type	Method	Description
protected double	transform(double d1, double d2)

Methods inherited from class org.apache.iotdb.db.mpp.transformation.dag.column.binary.ArithmeticBinaryColumnTransformer

checkType, doTransform

Methods inherited from class org.apache.iotdb.db.mpp.transformation.dag.column.binary.BinaryColumnTransformer

evaluate, getLeftTransformer, getRightTransformer

Methods inherited from class org.apache.iotdb.db.mpp.transformation.dag.column.ColumnTransformer

addReferenceCount, close, getColumn, getColumnCachePositionCount, getType, initializeColumnCache, isReturnTypeNumeric, tryEvaluate

Methods inherited from class java.lang.Object

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

Constructor Detail

ArithmeticSubtractionColumnTransformer

public ArithmeticSubtractionColumnTransformer(org.apache.iotdb.tsfile.read.common.type.Type returnType,
                                              ColumnTransformer leftTransformer,
                                              ColumnTransformer rightTransformer)

Method Detail

transform

protected double transform(double d1,
                           double d2)

Specified by:

transform in class ArithmeticBinaryColumnTransformer