东莞网站优化公司推荐,排名优化网站seo排名,前端开发工资,万象园网站建设与开发delimiter //create procedure productpricint()
begin select avg(price) as priceaveragefrom product;
end //delimiter; 转载于:https://www.cnblogs.com/Luoma_HaoWei/p/3270889.html delimiter //create procedure productpricint()
begin select avg(price) as priceaveragefrom product;
end //delimiter; 转载于:https://www.cnblogs.com/Luoma_HaoWei/p/3270889.html
