<?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.eitc.modules.demo.dao.ProductParamsDao">

    <delete id="deleteByProductIds">
        delete from tb_product_params where product_id in
        <foreach item="productId" collection="array" open="(" separator="," close=")">
            #{productId}
        </foreach>
    </delete>


</mapper>