com.aliyun.odps.table.optimizer.predicate

Class BinaryPredicate

java.lang.Object

com.aliyun.odps.table.optimizer.predicate.Predicate

com.aliyun.odps.table.optimizer.predicate.BinaryPredicate

All Implemented Interfaces:

Serializable

public class BinaryPredicate
extends Predicate

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	BinaryPredicate.Operator

Nested classes/interfaces inherited from class com.aliyun.odps.table.optimizer.predicate.Predicate

Predicate.PredicateType

Field Summary

Fields inherited from class com.aliyun.odps.table.optimizer.predicate.Predicate

NO_PREDICATE

Constructor Summary

Constructors

Constructor and Description
BinaryPredicate(BinaryPredicate.Operator operator, Serializable leftOperand, Serializable rightOperand)

Method Summary

Modifier and Type	Method and Description
static BinaryPredicate	equals(Serializable leftOperand, Serializable rightOperand)
Object	getLeftOperand()
BinaryPredicate.Operator	getOperator()
Object	getRightOperand()
static BinaryPredicate	greaterThan(Serializable leftOperand, Serializable rightOperand)
static BinaryPredicate	greaterThanOrEqual(Serializable leftOperand, Serializable rightOperand)
static BinaryPredicate	lessThan(Serializable leftOperand, Serializable rightOperand)
static BinaryPredicate	lessThanOrEqual(Serializable leftOperand, Serializable rightOperand)
static BinaryPredicate	notEquals(Serializable leftOperand, Serializable rightOperand)
String	toString() 要求所有子类实现toString方法，以便输出谓词的字符串表示

Methods inherited from class com.aliyun.odps.table.optimizer.predicate.Predicate

equals, getType, hashCode

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

BinaryPredicate

public BinaryPredicate(BinaryPredicate.Operator operator,
                       Serializable leftOperand,
                       Serializable rightOperand)

Method Detail

equals

public static BinaryPredicate equals(Serializable leftOperand,
                                     Serializable rightOperand)

notEquals

public static BinaryPredicate notEquals(Serializable leftOperand,
                                        Serializable rightOperand)

greaterThan

public static BinaryPredicate greaterThan(Serializable leftOperand,
                                          Serializable rightOperand)

lessThan

public static BinaryPredicate lessThan(Serializable leftOperand,
                                       Serializable rightOperand)

greaterThanOrEqual

public static BinaryPredicate greaterThanOrEqual(Serializable leftOperand,
                                                 Serializable rightOperand)

lessThanOrEqual

public static BinaryPredicate lessThanOrEqual(Serializable leftOperand,
                                              Serializable rightOperand)

getOperator

public BinaryPredicate.Operator getOperator()

getLeftOperand

public Object getLeftOperand()

getRightOperand

public Object getRightOperand()

toString

public String toString()

Description copied from class: Predicate

要求所有子类实现toString方法，以便输出谓词的字符串表示

Specified by:

toString in class Predicate

Returns:

传给服务端的谓词