查询所有客户的购书情况 显示客户号(CustomerCode) 客户名(Name)和订单号(OrderCode) 购书时间(O
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查询所有客户的购书情况,显示客户号(CustomerCode)、客户名(Name)和订单号(OrderCode)、购书时间(OrderTime)。语句如下: SELECT Customer.CustomerCode, Name, OrderCode, OrderTime FROM ________ LEFT OUTER JOIN [Order] ON Customer.CustomerCode=[Order].CustomerCode

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select a.* ,b.order_id from customers a join orders bon a.cid = b.cid;或select a.* ,b.order_id from customers a join orders busing(cid);或select a.* ,order_id from customers a join orders bon a.cid = b.cid;
