example-core/example-spring-mybatis/src/main/resources/META-INF/mappers/postgresql/UserMapper.xml

<?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="org.apache.shardingsphere.example.core.mybatis.repository.MybatisUserRepository">
    <resultMap id="baseResultMap" type="org.apache.shardingsphere.example.core.api.entity.User">
        <result column="user_id" property="userId" jdbcType="INTEGER"/>
        <result column="user_name" property="userName" jdbcType="VARCHAR"/>
        <result column="pwd" property="pwd" jdbcType="VARCHAR"/>
        <result column="pwd_plain" property="pwdPlain" jdbcType="VARCHAR"/>
    </resultMap>

    <update id="createTableIfNotExists">
        CREATE TABLE IF NOT EXISTS t_user (user_id BIGSERIAL NOT NULL, user_name VARCHAR(200), user_name_cipher VARCHAR(200), pwd VARCHAR(200), pwd_cipher VARCHAR(200), pwd_plain 
        VARCHAR(200), PRIMARY KEY (user_id));
    </update>

    <update id="truncateTable">
        TRUNCATE TABLE t_user;
    </update>

    <update id="dropTable">
        DROP TABLE IF EXISTS t_user;
    </update>

    <insert id="insert">
        INSERT INTO t_user (user_id, user_name, pwd) VALUES (#{userId,jdbcType=INTEGER}, #{userName,jdbcType=VARCHAR}, #{pwd,jdbcType=VARCHAR})
    </insert>

    <delete id="delete">
        DELETE FROM t_user WHERE user_id = #{userId,jdbcType=INTEGER};
    </delete>

    <select id="selectAll" resultMap="baseResultMap">
        SELECT * FROM t_user;
    </select>
</mapper>