net.oschina.durcframework.easymybatis.query.projection

类 ProjectionQuery

java.lang.Object

net.oschina.durcframework.easymybatis.query.Query

net.oschina.durcframework.easymybatis.query.projection.ProjectionQuery

所有已实现的接口:

Expressional, Pageable, Queryable, Sortable

public class ProjectionQuery
extends Query

聚合查询

作者:

tanghc

构造器概要

构造器

构造器和说明
ProjectionQuery()

方法概要

方法

限定符和类型	方法和说明
ProjectionQuery	addGroupBy(String... columns) 添加group by
ProjectionQuery	addHaving(Expression expression)
ProjectionQuery	addHavingListExpression(ListExpression expression) 添加having条件,list查询
ProjectionQuery	addHavingSqlExpression(SqlExpression expression) 添加having条件,自定义sql
ProjectionQuery	addHavingValueExpression(ValueExpression expression) 添加having条件,单值查询
ProjectionQuery	addProjection(Projection projection) 添加聚合列
ProjectionQuery	addProjection(String expre) 添加聚合列
ProjectionList	getGroupByList()
List<ExpressionListable>	getListHavingExpressions()
ProjectionList	getProjectionList()
List<ExpressionSqlable>	getSqlHavingExpressions()
List<ExpressionValueable>	getValueHavingExpressions()

从类继承的方法 net.oschina.durcframework.easymybatis.query.Query

addAll, addAnnotionExpression, addExpression, addOtherColumn, addOtherColumns, addPaginationInfo, addParam, addSort, addSort, addSortInfo, allEq, build, build, buildFromBeanByProperty, buildQueryAll, eq, ge, getColumns, getFirstResult, getIsQueryAll, getJoinExpressions, getLimit, getListExpressions, getOrder, getOrderable, getOtherTableColumns, getPageSize, getParam, getSqlExpressions, getStart, getValueExpressions, gt, in, in, in, isEmpty, isNull, join, le, like, limit, lt, notEmpty, notEq, notEq, notIn, notIn, notIn, notNull, orderby, page, setColumns, setQueryAll, sql

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

ProjectionQuery

public ProjectionQuery()

方法详细资料

addHaving

public ProjectionQuery addHaving(Expression expression)

addProjection

public ProjectionQuery addProjection(Projection projection)

添加聚合列

参数:

projection - 聚合对象

返回:

addProjection

public ProjectionQuery addProjection(String expre)

添加聚合列

参数:

expre - 自定义列

返回:

addGroupBy

public ProjectionQuery addGroupBy(String... columns)

添加group by

参数:

columns -

返回:

addHavingSqlExpression

public ProjectionQuery addHavingSqlExpression(SqlExpression expression)

添加having条件,自定义sql

参数:

expression -

返回:

addHavingValueExpression

public ProjectionQuery addHavingValueExpression(ValueExpression expression)

添加having条件,单值查询

参数:

expression -

返回:

addHavingListExpression

public ProjectionQuery addHavingListExpression(ListExpression expression)

添加having条件,list查询

参数:

expression -

返回:

getProjectionList

public ProjectionList getProjectionList()

getGroupByList

public ProjectionList getGroupByList()

getValueHavingExpressions

public List<ExpressionValueable> getValueHavingExpressions()

getListHavingExpressions

public List<ExpressionListable> getListHavingExpressions()

getSqlHavingExpressions

public List<ExpressionSqlable> getSqlHavingExpressions()