Whether you’re just getting in to programming or you’ve avoided learning SQL, it’s something every developer faces eventually. You may not be responsible for building and maintaining a database, but ...

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Assuring optimal performance of database applications starts with coding properly formulated SQL. Poorly written SQL and application code is the cause of most performance problems. As much as 75% of ...

If you work with data but find programs like Excel too limiting, learning SQL may be the next step on your data journey. This tutorial will show you the basics of SQL, a tool used by programmers, ...