你需要为每个客户的信息额度增加$1000。在输出时，客户的lastname列头应为（） A: SELEC B: cust_last_name.Name，cust_credit_limit+1000"New.Credit.Limit"FRO C: customers D: SELEC E: cust_last_name.ASName，cust_credit_limit+1000A F: New.Credit.Limit.FRO G: customers H: SELEC I: cust_last_name.AS"Name"，cust_credit_limit+1000AS"New.Credit.Limit"FRO J: customers K: SELEC L: INITCAP（cust_last_name）"Name"，cust_credit_limit+1000INITCAP（"NEWCREDITLIMIT"）FRO M: customers
你需要为每个客户的信息额度增加$1000。在输出时，客户的lastname列头应为（） A: SELEC B: cust_last_name.Name，cust_credit_limit+1000"New.Credit.Limit"FRO C: customers D: SELEC E: cust_last_name.ASName，cust_credit_limit+1000A F: New.Credit.Limit.FRO G: customers H: SELEC I: cust_last_name.AS"Name"，cust_credit_limit+1000AS"New.Credit.Limit"FRO J: customers K: SELEC L: INITCAP（cust_last_name）"Name"，cust_credit_limit+1000INITCAP（"NEWCREDITLIMIT"）FRO M: customers
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