Package me.danwi.sqlex.core.query

Class TableQuery<T>

java.lang.Object

me.danwi.sqlex.core.query.WhereBuilder<TableQuery<T>>

me.danwi.sqlex.core.query.TableQuery<T>

public class TableQuery<T>
extends WhereBuilder<TableQuery<T>>

Field Summary

Fields inherited from class me.danwi.sqlex.core.query.WhereBuilder

whereCondition

Constructor Summary

Constructors

Constructor	Description
TableQuery(String tableName, RawSQLExecutor executor, Class<T> entityClass)

Method Summary

Modifier and Type	Method	Description
long	count()	统计行数
List<T>	find()	执行请求并获取到结果
T	findOne()	执行请求,获取到第一条数据
TableQuery<T>	forUpdate()	forUpdate加锁
TableQuery<T>	order(Expression exp)	排序,默认升序
TableQuery<T>	order(Expression exp, Order order)	按照指定顺序排序
PagedResult<T>	page(long pageSize, long pageNo)	分页方式执行请求
TableQuery<T>	skip(long number)	跳过多少条记录
TableQuery<T>	take(long number)	取多少条记录

Methods inherited from class me.danwi.sqlex.core.query.WhereBuilder

where, where

Methods inherited from class java.lang.Object

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

Constructor Details

TableQuery

public TableQuery(String tableName,
 RawSQLExecutor executor,
 Class<T> entityClass)

Method Details

order

public TableQuery<T> order(Expression exp)

排序,默认升序

Parameters:

exp - 排序表达式

Returns:

this

order

public TableQuery<T> order(Expression exp,
 Order order)

按照指定顺序排序

Parameters:

exp - 排序表达式

order - 顺序

Returns:

this

skip

public TableQuery<T> skip(long number)

跳过多少条记录

Parameters:

number - 跳过的记录数

Returns:

this

take

public TableQuery<T> take(long number)

取多少条记录

Parameters:

number - 记录数量

Returns:

this

forUpdate

public TableQuery<T> forUpdate()

forUpdate加锁

Returns:

this

count

public long count()

统计行数

Returns:

行数

find

public List<T> find()

执行请求并获取到结果

Returns:

结果

findOne

@Nullable
public T findOne()

执行请求,获取到第一条数据

Returns:

第一条数据

page

public PagedResult<T> page(long pageSize,
 long pageNo)

分页方式执行请求

Parameters:

pageSize - 分页大小

pageNo - 页码

Returns:

分页结果