WebЕсли вы хотите все продукты, вы хотите left join:. select p.product_name, sum(od.quantity) / 3 as avg_quantity_sold_per_month from product p left join order_detail od on od.product_id = p.product_id left join orders o on o.order_id = od.order_id and o.order_date >= now() - interval 3 month group by p.product_name; WebTo group queries by month name we must use datename function in sql. This function gets two parameter. The first one is interval;for day names we should write dw, for month names we shoul write m or mm. The second parameter is the date parameter. If we want just month index we can use month function too. Lets we do some example on Library Database
MONTHNAME() Function in MySQL - GeeksforGeeks
WebJan 31, 2024 · Sorted by: 3 Assuming all you care about is getting the months in chronological order without regard to the year, then you can format the month as a date, and then sort by that. For example: order by str_to_date (concat (year (current_date ()),'-', upload_month,'-01'),'%Y-%M-%d') Share Improve this answer Follow edited Jan 31, 2024 at … WebThe MySQL ORDER BY Keyword The ORDER BY keyword is used to sort the result-set in ascending or descending order. The ORDER BY keyword sorts the records in ascending order by default. To sort the records in descending order, use the DESC keyword. ORDER BY Syntax SELECT column1, column2, ... FROM table_name ORDER BY column1, column2, ... iowa flat tax rate
ORDER BY in MySQL How ORDER BY Works in MySQL? with …
WebAug 1, 2024 · I am trying to order mysql query by month name like: January -- 5 February -- 2 March -- 5 and so on. Here is my query, but its not ordering: SELECT … WebApr 9, 2024 · To fully answer the question, you will of course have to join with the COURSES table in the question - something like SELECT month('2015-01-01' + INTERVAL seq MONTH), count(c.id) FROM seq_0_to_11 s LEFT OUTER JOIN COURSES c ON month(c.FECHAHORA) = month('2015-01-01' + INTERVAL seq MONTH) AND year(c.FECHAHORA) = 2015 GROUP … WebMay 30, 2016 · Since the type control in mysql is not particulary strict an alternative solution is: order by MONTH (d) + 100 * (MONTH (d) < ms). MONTH (d) < ms is evaluated to 0 or … oral worm repellent medication