|
|
|
|
@ -0,0 +1,94 @@
|
|
|
|
|
<?xml version="1.0" encoding="UTF-8" ?>
|
|
|
|
|
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
|
|
|
|
|
"http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
|
|
|
|
|
<mapper namespace="com.itheima.dao.StudentDao" >
|
|
|
|
|
|
|
|
|
|
<!--分页查询-->
|
|
|
|
|
<select id="getStudentList" parameterType="Student" resultType="Student">
|
|
|
|
|
select *from d_student
|
|
|
|
|
<where>
|
|
|
|
|
<if test="s_name!=null and s_name!='' ">
|
|
|
|
|
and s_name like '%${s_name}%'
|
|
|
|
|
</if>
|
|
|
|
|
<if test="s_studentid!=null and s_studentid!=0">
|
|
|
|
|
and s_studentid like '%${s_studentid}%'
|
|
|
|
|
</if>
|
|
|
|
|
<if test="s_classid!=null and s_classid!=0">
|
|
|
|
|
and s_classid like '%${s_classid}%'
|
|
|
|
|
</if>
|
|
|
|
|
<if test="s_classname!=null and s_classname!='' ">
|
|
|
|
|
and s_classname like '%${s_classname}%'
|
|
|
|
|
</if>
|
|
|
|
|
</where>
|
|
|
|
|
ORDER BY s_id asc
|
|
|
|
|
limit #{currentPage},#{pageSize}
|
|
|
|
|
</select>
|
|
|
|
|
<!--查询数据总数-->
|
|
|
|
|
<select id="totalCount" resultType="Integer">
|
|
|
|
|
select count(s_studentid) from d_student
|
|
|
|
|
<where>
|
|
|
|
|
<if test="s_name!=null and s_name!='' ">
|
|
|
|
|
and s_name like '%${s_name}%'
|
|
|
|
|
</if>
|
|
|
|
|
<if test="s_studentid!=null and s_studentid!=0">
|
|
|
|
|
and s_studentid like '%${s_studentid}%'
|
|
|
|
|
</if>
|
|
|
|
|
<if test="s_classid!=null and s_classid!=0">
|
|
|
|
|
and s_classid like '%${s_classid}%'
|
|
|
|
|
</if>
|
|
|
|
|
<if test="s_classname!=null and s_classname!='' ">
|
|
|
|
|
and s_classname like '%${s_classname}%'
|
|
|
|
|
</if>
|
|
|
|
|
</where>
|
|
|
|
|
</select>
|
|
|
|
|
<!--通过id删除学生信息-->
|
|
|
|
|
<delete id="deleteStudent" parameterType="Integer" >
|
|
|
|
|
delete from d_student where s_id=#{s_id}
|
|
|
|
|
</delete>
|
|
|
|
|
<!--添加学生信息-->
|
|
|
|
|
<insert id="addStudent" parameterType="Student" keyProperty="s_id" useGeneratedKeys="true">
|
|
|
|
|
insert into d_student (s_studentid,s_name,s_sex,s_age,s_phone,s_classid,s_classname,s_dormitoryid)
|
|
|
|
|
values(#{s_studentid},#{s_name},#{s_sex},#{s_age},#{s_phone},#{s_classid},#{s_classname},#{s_dormitoryid})
|
|
|
|
|
</insert>
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
<select id="findStudentById" parameterType="Integer" resultType="Student" >
|
|
|
|
|
select * from d_student where s_id=#{s_id}
|
|
|
|
|
</select>
|
|
|
|
|
<!--修改学生信息-->
|
|
|
|
|
<update id="updateStudent" parameterType="Student">
|
|
|
|
|
update d_student
|
|
|
|
|
<set>
|
|
|
|
|
<if test="s_studentid!=null and s_studentid!=0">
|
|
|
|
|
s_studentid=#{s_studentid},
|
|
|
|
|
</if>
|
|
|
|
|
<if test="s_name !=null and s_name !=''">
|
|
|
|
|
s_name=#{s_name},
|
|
|
|
|
</if>
|
|
|
|
|
<if test="s_sex !=null and s_sex !=''">
|
|
|
|
|
s_sex=#{s_sex},
|
|
|
|
|
</if>
|
|
|
|
|
<if test="s_age !=null and s_age !=0">
|
|
|
|
|
s_age=#{s_age},
|
|
|
|
|
</if>
|
|
|
|
|
<if test="s_phone !=null and s_phone !=0">
|
|
|
|
|
s_phone=#{s_phone},
|
|
|
|
|
</if>
|
|
|
|
|
<if test="s_classid!=null and s_classid!=0">
|
|
|
|
|
s_classid=#{s_classid},
|
|
|
|
|
</if>
|
|
|
|
|
<if test="s_classname !=null and s_classname !=''">
|
|
|
|
|
s_classname=#{s_classname},
|
|
|
|
|
</if>
|
|
|
|
|
<if test="s_dormitoryid!=null and s_dormitoryid!=0">
|
|
|
|
|
s_dormitoryid=#{s_dormitoryid},
|
|
|
|
|
</if>
|
|
|
|
|
</set>
|
|
|
|
|
where s_id = #{s_id}
|
|
|
|
|
</update>
|
|
|
|
|
|
|
|
|
|
<select id="getAll" resultType="Student">
|
|
|
|
|
select * from d_student;
|
|
|
|
|
</select>
|
|
|
|
|
|
|
|
|
|
</mapper>
|
