joinquery

类 QueryFunctions

java.lang.Object

joinquery.QueryFunctions

public class QueryFunctions
extends java.lang.Object

构造器概要

构造器

构造器和说明
QueryFunctions()

方法概要

限定符和类型	方法和说明
static FunctionQueryColumn	avg(QueryColumn column)
static FunctionQueryColumn	avg(java.lang.String column)
static FunctionQueryColumn	count()
static FunctionQueryColumn	count(QueryColumn column)
static FunctionQueryColumn	count(java.lang.String column)
static DistinctQueryColumn	distinct(QueryColumn... columns)
static QueryCondition	exist(JoinQueryWrapper queryWrapper)
static FunctionQueryColumn	max(QueryColumn column)
static FunctionQueryColumn	max(java.lang.String column)
static FunctionQueryColumn	min(QueryColumn column)
static FunctionQueryColumn	min(java.lang.String column)
static QueryCondition	noCondition()
static QueryCondition	not(QueryCondition childCondition)
static QueryCondition	notExist(JoinQueryWrapper queryWrapper)
static JoinQueryWrapper	select(QueryColumn... queryColumns)
static JoinQueryWrapper	selectOne()
static FunctionQueryColumn	sum(QueryColumn column)
static FunctionQueryColumn	sum(java.lang.String column)

从类继承的方法 java.lang.Object

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

构造器详细资料

QueryFunctions

public QueryFunctions()

方法详细资料

count

public static FunctionQueryColumn count()

count

public static FunctionQueryColumn count(java.lang.String column)

count

public static FunctionQueryColumn count(QueryColumn column)

max

public static FunctionQueryColumn max(java.lang.String column)

max

public static FunctionQueryColumn max(QueryColumn column)

min

public static FunctionQueryColumn min(java.lang.String column)

min

public static FunctionQueryColumn min(QueryColumn column)

avg

public static FunctionQueryColumn avg(java.lang.String column)

avg

public static FunctionQueryColumn avg(QueryColumn column)

sum

public static FunctionQueryColumn sum(java.lang.String column)

sum

public static FunctionQueryColumn sum(QueryColumn column)

distinct

public static DistinctQueryColumn distinct(QueryColumn... columns)

exist

public static QueryCondition exist(JoinQueryWrapper queryWrapper)

notExist

public static QueryCondition notExist(JoinQueryWrapper queryWrapper)

not

public static QueryCondition not(QueryCondition childCondition)

noCondition

public static QueryCondition noCondition()

select

public static JoinQueryWrapper select(QueryColumn... queryColumns)

selectOne

public static JoinQueryWrapper selectOne()