Apr 5, 2012 · Ordering contents of "groups" was a bug in previous versions of MySQL. As of SQL standarts, in this case ORDER BY must influence only results of GROUP BY, not data before …

The GROUP BY clause groups the rows, but it does not necessarily sort the results in any particular order. To change the order, use the ORDER BY clause, which follows the GROUP …

May 24, 2017 · I am just confused with the execution sequence of a SQL query when we use GROUP BY and HAVING with a WHERE clause. Which one gets executed first? What is the …

Using non-aggregate columns in a SELECT with a GROUP BY clause is non-standard. MySQL will generally return the values of the first row it finds and discard the rest.

I don't know about MySQL, but in MS SQL, you can use the column index in the order by clause. I've done this before when doing counts with group by s as it tends to be easier to work with.

The answers above are correct i.e. the order of the columns after the "group by" clause will not affect the correctness of the query (i.e. the sum amount). However, the order of the rows being …

MySQL supports GROUP BY col1 ASC/DESC. But this syntax was removed in MySQL 8.0 and alternative is GROUP BY col1 ORDER BY col1 ASC/DESC. See my answer.

mysql sql-order-by group-concat edited Apr 30, 2015 at 20:41 Pacerier 90.4k 112 386 649

Jul 18, 2011 · (When you have a GROUP BY), the same logic applies for all fields you put in the SELECT list, the HAVING clause and the ORDER BY clause. So, it also applies for ORDER …

This question is not about SQLServer's version of STRING_AGG() with ORDER BY. SQL Server pages: How to get strings comma separated in ascending order with SQL Server's …