<?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.sf.mapper.TeaMapper">

    <!--编写查询SQL语句-->
    <select id="selectAll" resultType="com.sf.entity.Tea">
        SELECT * FROM tea;
    </select>
</mapper>