12 of 15 SQL Basics with Oracle - Aggregate (grouping) functions and the GROUP BY clause
This video explains the GROUP BY clause and some of the aggregate functions: sum, count, average, maximum, minimum, count(distinct ...), etc. An example of using an aggregate function would be to group students by major and only show the number of students in each major, not individual student information. (12 of 15) There is also an "Advanced SQL" series. (Search for "databasemec" for tutorials using SQL Server.)
Watch video 12 of 15 SQL Basics with Oracle - Aggregate (grouping) functions and the GROUP BY clause online without registration, duration hours minute second in high quality. This video was added by user J Kreie Database 09 July 2012, don't forget to share it with your friends and acquaintances, it has been viewed on our site 6,438 once and liked it 25 people.