[MySQL]
\n\nSELECT sell_date, COUNT(DISTINCT product) AS num_sold, GROUP_CONCAT(DISTINCT product ORDER BY product ASC) AS products\nFROM Activities\nGROUP BY sell_date\
\n```\nSELECT sell_date, COUNT(DISTINCT product) AS num_sold, GROUP_CONCAT(DISTINCT product ORDER BY product ASC) AS products\nFROM Activities\nGROUP BY sell_date\n```
['MySQL']