org.teasoft.bee.osql

接口 PreparedSQL

public interface PreparedSQL

支持带占位符(?)的sql操作.sql语句是DB能识别的SQL,非面向对象的sql. 若是简单的操作,建议用面向对象的操作方式,ObjSQL和ObjSQLRich.

从以下版本开始:

1.0 支持如name=#{name}的map参数形式, 1.2

作者:

Kingstar

方法概要

方法

限定符和类型	方法和说明
int	modify(String sqlStr, Map<String,Object> map)
int	modify(String sql, Object[] preValues) 操作update,insert,delete
List<String[]>	select(String sqlStr, Map<String,Object> map)
List<String[]>	select(String sql, Object[] preValues)
<T> List<T>	select(String sqlStr, T returnType, Map<String,Object> map)
<T> List<T>	select(String sql, T returnType, Object[] preValues)
String	selectFun(String sqlStr, Map<String,Object> map)
String	selectFun(String sql, Object[] preValues)
String	selectJson(String sqlStr, Map<String,Object> map)
String	selectJson(String sql, Object[] preValues)
<T> List<T>	selectSomeField(String sqlStr, T returnType, Map<String,Object> map)
<T> List<T>	selectSomeField(String sql, T returnType, Object[] preValues)

方法详细资料

select

<T> List<T> select(String sql,
                 T returnType,
                 Object[] preValues)

select

<T> List<T> select(String sqlStr,
                 T returnType,
                 Map<String,Object> map)

参数:

sqlStr -

returnType -

map -

返回:

selectSomeField

<T> List<T> selectSomeField(String sql,
                          T returnType,
                          Object[] preValues)

selectSomeField

<T> List<T> selectSomeField(String sqlStr,
                          T returnType,
                          Map<String,Object> map)

selectFun

String selectFun(String sql,
               Object[] preValues)
                 throws ObjSQLException

抛出:

ObjSQLException

selectFun

String selectFun(String sqlStr,
               Map<String,Object> map)
                 throws ObjSQLException

抛出:

ObjSQLException

select

List<String[]> select(String sql,
                    Object[] preValues)

参数:

sql -

preValues - 占位符对应的参数

返回:

eg: select property1,property2 from beanName; return list element as: property1[#Bee#]property2

select

List<String[]> select(String sqlStr,
                    Map<String,Object> map)

selectJson

String selectJson(String sql,
                Object[] preValues)

selectJson

String selectJson(String sqlStr,
                Map<String,Object> map)

modify

int modify(String sql,
         Object[] preValues)

操作update,insert,delete

参数:

sql -

preValues - 占位符对应的参数

返回:

the number of successful records 返回成功操作的记录行数

modify

int modify(String sqlStr,
         Map<String,Object> map)