A clear delegation of work exists between the HTML and PL/SQL in your company's Web pages: PL/SQL code fetches and manipulates data from SQL databases, and HTML code formats the results of PL/SQL ...

This tutorial will guide you through the process of using SQL databases with Python, focusing on MySQL as the database management system. You will learn how to set up your environment, connect to a ...

With most Excel spreadsheets, you enter data manually into cells and then use formulas or other functions to analyze it or perform calculations. If you have a large data source, such as an Access ...

Why it matters: Security researchers have uncovered a major vulnerability that could have allowed anyone to bypass airport security and even access airplane cockpits. The flaw was found in the login ...

A common SQL habit is to use SELECT * on a query, because it’s tedious to list all the columns you need. Plus, sometimes those columns may change over time, so why not just do things the easy way? But ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...

Sometimes you want to render a visual on the fly, or even animate it. Perhaps the visual is a complex path where the set of x,y coordinates dictate what to render. Or perhaps the visual is a graph ...

Security researchers have developed a generic technique for SQL injection that bypasses multiple web application firewalls (WAFs). At the core of the issue was WAF vendors failing to add support for ...