梵小花的自留地

摘要： question 2 view the Exhibit and examine the description of the CUSTOMERS table.You want to add a constraint on the CUST_FIRST_NAME column of the CUSTO 阅读全文

摘要： question one You need to load information about new customers from the NEW_CUST table into the tables CUST and CUST_SPECIAL.If a new customer has a cr 阅读全文