tech.ibit.mybatis.sqlbuilder.sql.support.impl

Class GroupBySupportImpl<T>

java.lang.Object

tech.ibit.mybatis.sqlbuilder.sql.support.impl.GroupBySupportImpl<T>

All Implemented Interfaces:

GroupBySupport<T>, PrepareStatementBuildSupport, SqlSupport<T>

public class GroupBySupportImpl<T>
extends Object
implements SqlSupport<T>, GroupBySupport<T>, PrepareStatementBuildSupport

GroupBySupport实现

Author:

IBIT程序猿

Constructor Summary

Constructors

Constructor and Description
GroupBySupportImpl(T sql) 构造函数

Method Summary

Modifier and Type	Method and Description
<K> GroupBySupportImpl<K>	copy(K sql) 对象复制（浅复制）
PrepareStatement	getGroupByPrepareStatement(boolean useAlias) 获取预查询SQL对象
T	getSql() 返回sql
T	groupBy(Column groupBy) `GROUP BY t1.column`语句
T	groupBy(List<Column> groupBys) `GROUP BY t1.column1, t2.column2, ...`语句

Methods inherited from class java.lang.Object

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

Methods inherited from interface tech.ibit.mybatis.sqlbuilder.sql.support.impl.PrepareStatementBuildSupport

append, append, getPrepareStatement, getPrepareStatement, getPrepareStatement, getPrepareStatement

Constructor Detail

GroupBySupportImpl

public GroupBySupportImpl(T sql)

构造函数

Parameters:

sql - sql对象

Method Detail

copy

public <K> GroupBySupportImpl<K> copy(K sql)

对象复制（浅复制）

Type Parameters:

K - sql对象模板

Parameters:

sql - sql对象

Returns:

复制后的对象

getSql

public T getSql()

Description copied from interface: SqlSupport

返回sql

Specified by:

getSql in interface SqlSupport<T>

Returns:

sql

groupBy

public T groupBy(Column groupBy)

Description copied from interface: GroupBySupport

`GROUP BY t1.column`语句

Specified by:

groupBy in interface GroupBySupport<T>

Parameters:

groupBy - 相关列a

Returns:

SQL对象

See Also:

IColumn

groupBy

public T groupBy(List<Column> groupBys)

Description copied from interface: GroupBySupport

`GROUP BY t1.column1, t2.column2, ...`语句

Specified by:

groupBy in interface GroupBySupport<T>

Parameters:

groupBys - 相关列列表

Returns:

SQL对象

See Also:

IColumn

getGroupByPrepareStatement

public PrepareStatement getGroupByPrepareStatement(boolean useAlias)

获取预查询SQL对象

Parameters:

useAlias - 是否使用别名

Returns:

预查询SQL对象