Group concat
Code\n\n# Write your MySQL query statement below\nSELECT sell_date, COUNT(DISTINCT product) as num_sold, GROUP_CONCAT(\n    DISTINCT product \n    ORDER BY prod
# Code\n```\n# Write your MySQL query statement below\nSELECT sell_date, COUNT(DISTINCT product) as num_sold, GROUP_CONCAT(\n    DISTINCT product \n    ORDER BY product ASC \n    separator \',\') AS Products\nFROM Activities\nGROUP BY sell_date\nORDER BY sell_date;\n```
['MySQL']