小菜,请问个SQL查询有关问题

小菜,请教个SQL查询问题


产品表:products
产品订单表:orders_products

产品:products 表结构

products_id products_title 

1 时尚长裙

2 时尚短裙

产品订单:orders_products表结构

orders_id products_id

1 1

2 1

3 2

需求:根据关键字(时尚)查询,并按产品热卖程度排序(统计订单表中产品进行排序)。

请问SQL要怎样写呢,亲们。




select a.products_id,a.products_title,count(*) as num

from products A inner join orders_products B

on A.products_id = B.products_id where instr(a.products_title,’时尚’)>0

group by a.products_id,a.products_title

order by num desc



SQL code

select p.products_id  ,p.products_title  ,count(*) as num
from products p,orders_products o
where p.products_id=o.products_id
group by p.products_id  ,p.products_title
order by 3 desc


                        
  
  
                    
小菜,请问个SQL查询有关问题

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