Learn SQL basics in just 15 minutes with this tutorial focused on using SQL with MySQL. Topics covered include: - What SQL is ...

Every business intelligence solution needs data, which might come from a variety of sources and in different formats. Microsoft SQL Server Integration Services, or SSIS, allows you to extract data ...

Get up to speed on MySQL basics with this step-by-step tutorial on how to create a database, add a table, and input data into the table. I talk a lot about server software and apps that require the ...

I have a MySQL (yes, I know) database with two relevant tables, t with 52230 rows and r with 5 rows. r has primary key r_id and t has foreign key r_id -> r.r_id. I have indices on (t.r_id), (t.date), ...