ibatis 返回结果集

object
别名映射->实体类：resultClass
<select id=" selectAll" resultClass="AppLog">   
select      ID as id,      TYPE as type,      DESCR as descr    from APP_LOG    where ID = #id#
</select>

List list = sqlMapper.queryForList("selectAll");
for (int i = 0; i < list.size(); i ) {  
AppLog log = (AppLog) list.get(i);   //add your code here;
}



别名映射->Map类：resultClass
<select id=" selectAll" resultClass="java.util.HashMap">    select      ID as id,      TYPE as type,      DESCR as descr    from APP_LOG    where ID = #id#
</select>

List list = sqlMapper.queryForList("selectAll");
for (int i = 0; i < list.size(); i ) {   
Map map = (Map) list.get(i);   
String id = (String) map.get("id");   
String type = (String) map.get("type");   
String descr = (String) map.get("descr");  
//add your code here;}



显式映射->实体类：resultMap
<resultMap id="AppLogResult" class="AppLog">   
<result property="id" column="ID"/>   
<result property="type" column="Type"/>   
<result property="descr" column="DESCR"/>  
</resultMap>

<select id="selectAll" resultMap="AppLogResult">   
select * from APP_LOG</select>


List list = sqlMapper.queryForList("selectAll");
for (int i = 0; i < list.size(); i ) {   
AppLog log = (AppLog) list.get(i); 
//add your code here;}



显式映射->Map类：resultMap
<resultMap id="map-result" class="java.util.HashMap">      
<result property="id" column="ID"/>   
<result property="type" column="Type"/>   
<result property="descr" column="DESCR"/>   
</resultMap><select id="selectAll2" resultMap="map-result">   
select * from APP_LOG</select>


List list = sqlMapper.queryForList("selectAll2");      
for (int i = 0; i < list.size(); i ) {         
Map map = (Map) list.get(i);          
String id = (String) map.get("id");          
String type = (String) map.get("type");          
String descr = (String) map.get("descr");              
}



无映射
<select id="selectAll3" resultClass="java.util.HashMap">   
select * from APP_LOG</select>

List list = sqlMapper.queryForList("selectAll3");
for (int i = 0; i < list.size(); i ) {   
Map map = (Map) list.get(i);   
String id = (String) map.get("ID");   
String type = (String) map.get("TYPE");   
String descr = (String) map.get("DESCR");}

xmlxml
<select id="selectxml" parameterClass="java.lang.String" resultClass="xml" xmlResultName="log">   
select      ID as id,      TYPE as type,      DESCR as descr    from APP_LOG    where ID = #id#</select>

String o=(String) sqlMapper.queryForObject("selectxml", id);
System.out.println(o);