Where to find answers to frequently asked questions on SELECT Query Statements with GROUP BY in MySQL?

Here is a list of frequently asked questions and their answers compiled by FYIcenter.com DBA team SELECT Query Statements with GROUP BY in MySQL. Clear answers are provided with tutorial exercises on selecting rows and columns from tables and views; sorting and counting query outputs; grouping outputs and applying group functions.

What Is a SELECT Query Statement in MySQL

Create a Test Table with Test Data in MySQL

Selecting All Columns of All Rows in MySQL

Selecting Columns in a Query in MySQL

Select Rows with WHERE Clause in MySQL

Adding More Data to the Test Table in MySQL

Sorting Query Output in MySQL

Sort by Multiple Columns in MySQL

Sorting Output in Descending Order in MySQL

Count Number of Rows with SELECT Statements in MySQL

Using SELECT Statements in Views in MySQL

Filerting out Duplications in Returning Rows in MySQL

What Are Group Functions in MySQL

Using Group Functions in the SELECT Clause in MySQL

Group Functions with Non-group Selections in MySQL

Dividing Query Output into Groups in MySQL

Apply Filtering Criteria at Group Level in MySQL

Counting Duplicated Values in a Column in MySQL

Using Multiple Columns in GROUP BY in MySQL

Using Group Functions in the ORDER BY Clause in MySQL

Please note that all answers and tutorials are based on MySQL 5.0. Tutorial exercises should be executed with "mysql" or other MySQL client programs. It is also assumed that you have a MySQL user account and a predefined database with enough privileges.

Some sample scripts requires database tables created by other samples in the beginning of the collection.

For questions on SELECT statements with join tables, and subqueries, see the next FAQ collection.

 

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