mybatis动态创建/删除表格

<update id="dropTable">  
     DROP TABLE IF EXISTS ${tableName} 
</update>  
    
<update id="createNewTable" parameterType="String">  
        CREATE TABLE ${tableName} (
          id bigint(20) NOT NULL AUTO_INCREMENT,
          entityId bigint(20) NOT NULL,
          dx double NOT NULL,
          dy double NOT NULL,
          dz double NOT NULL,
          ntype varchar(32) NOT NULL,
          gnssTime bigint(20) NOT NULL,
          speed float DEFAULT NULL,
          direction float DEFAULT NULL,
          attributes varchar(255) DEFAULT NULL,
          PRIMARY KEY (id)) 
</update> 

mybatis批量插入数据

<insert id="insertBatch">
    INSERT INTO t_user
            (id, name, del_flag)
    VALUES
    <foreach collection ="list" item="user" separator =",">
         (#{user.id}, #{user.name}, #{user.delFlag})
    </foreach >
</insert>