题目链接:点击打开链接
题目大意:略。
解题思路:略。
AC 代码
SELECT name
FROM salesperson
WHERE sales_id NOT IN (SELECT sales_id FROM orders
WHERE com_id = (SELECT com_id FROM company WHERE name = 'RED'))
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题目链接:点击打开链接
题目大意:略。
解题思路:略。
AC 代码
SELECT name
FROM salesperson
WHERE sales_id NOT IN (SELECT sales_id FROM orders
WHERE com_id = (SELECT com_id FROM company WHERE name = 'RED'))
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