select ca.Name CaName, p.Name pName from
Category ca inner join Product p on ca.id=p.CategoryId
是不是相当于:
select ca.name caname,p.name pname from category ca,product p where ca.id=p.categoryid
Category ca inner join Product p on ca.id=p.CategoryId
是不是相当于:
select ca.name caname,p.name pname from category ca,product p where ca.id=p.categoryid
解决方案 »
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