org.tinygroup.tinysqldsl.operator

Class ColumnOperator

java.lang.Object

org.tinygroup.tinysqldsl.operator.SimpleBinaryOperator

org.tinygroup.tinysqldsl.operator.ColumnOperator

All Implemented Interfaces:

ExpressionBuildProcessor, Expression, BinaryOperator, StatisticsOperator, ExpressionTransform

Direct Known Subclasses:

Column

public abstract class ColumnOperator
extends SimpleBinaryOperator
implements StatisticsOperator

列操作的抽象实现，主要实现 统计相关的操作。

Constructor Summary

Constructors

Constructor and Description
ColumnOperator()

Method Summary

Modifier and Type	Method and Description
Function	avg()
Function	count()
Function	max()
Function	min()
Function	sum()

Methods inherited from class org.tinygroup.tinysqldsl.operator.SimpleBinaryOperator

between, eq, equal, getTransform, greaterThan, greaterThanEqual, gt, gte, in, inExpression, isEmpty, isNotEmpty, isNotNull, isNull, isParameterExpression, leftLike, lessThan, lessThanEqual, like, lt, lte, neq, notBetween, notEqual, notIn, notInExpression, notLeftLike, notLike, notRightLike, rightLike, setTransform, toCondition, transform

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.tinygroup.tinysqldsl.build.ExpressionBuildProcessor

builderExpression

Constructor Detail

ColumnOperator

public ColumnOperator()

Method Detail

sum

public Function sum()

Specified by:

sum in interface StatisticsOperator

count

public Function count()

Specified by:

count in interface StatisticsOperator

avg

public Function avg()

Specified by:

avg in interface StatisticsOperator

max

public Function max()

Specified by:

max in interface StatisticsOperator

min

public Function min()

Specified by:

min in interface StatisticsOperator