607: Solution with step by step explanation
Intuition\n Describe your first thoughts on how to solve this problem. \n\n# Approach\n Describe your approach to solving the problem. \n\n# Complexity\n- Time 
# Intuition\n<!-- Describe your first thoughts on how to solve this problem. -->\n\n# Approach\n<!-- Describe your approach to solving the problem. -->\n\n# Complexity\n- Time complexity:\n<!-- Add your time complexity here, e.g. $$O(n)$$ -->\n\n- Space complexity:\n<!-- Add your space complexity here, e.g. $$O(n)$$ -->\n\n# Code\n```\nSELECT name\nFROM salesperson\nWHERE NOT EXISTS (\n  SELECT 1\n  FROM orders\n  JOIN company ON orders.com_id = company.com_id\n  WHERE orders.sales_id = salesperson.sales_id AND company.name = \'RED\'\n)\n\n```
['Database', 'MySQL']