UNION and UNION ALL
![Midnight DBA show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/046/610/small/midnight-dba.jpg)
Summary: Here I talk about UNION and UNION ALL, and the different rules about using ORDER BY, GROUP BY, SELECT INTO, and INSERT INTO with a UNION/UNION ALL query.
Summary: Here I talk about UNION and UNION ALL, and the different rules about using ORDER BY, GROUP BY, SELECT INTO, and INSERT INTO with a UNION/UNION ALL query.