Easy Solution Using subquery
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```\n# Write your MySQL query statement below\nSELECT product_id, product_name\nFROM Product p\nWHERE EXISTS (\n    SELECT product_id\n    FROM Sales\n    WHERE product_id = p.product_id AND sale_date BETWEEN \'2019-01-01\' AND \'2019-03-31\'\n)\nAND NOT EXISTS (\n    SELECT product_id\n    FROM Sales\n    WHERE product_id = p.product_id AND (sale_date < \'2019-01-01\' OR sale_date > \'2019-03-31\')\n);\n```
['MySQL']