1.在数据库连接url上,连接参数加上allowMultiQueries=true
例:jdbc:mysql://localhost:3306/xxx?characterEncoding=UTF-8&allowMultiQueries=true
2.在xml文件中直接配置,用";"隔开语句
例:
<update id="setDefault" parameterType="String" >
update user_address set sort=1;
update user_address set sort=0 where id = #{id};
</update>