Group Sold Products By The Date
\nSELECT sell_date,\nCOUNT(distinct(product)) AS num_sold,\nGROUP_CONCAT(DISTINCT(product) ORDER BY product SEPARATOR \',\') as products\nFROM Activities\nGROUP
```\nSELECT sell_date,\nCOUNT(distinct(product)) AS num_sold,\nGROUP_CONCAT(DISTINCT(product) ORDER BY product SEPARATOR \',\') as products\nFROM Activities\nGROUP BY sell_date\nORDER BY sell_date,product;\n```
['MySQL']