Paradox<p><strong>Paradox</strong> is a <a href="https://en.wikipedia.org/wiki/Relational_database_management_system" rel="noopener" target="_blank">relational database management system</a> currently published by <a href="https://en.wikipedia.org/wiki/Corel_Corporation" rel="noopener" target="_blank">Corel Corporation</a>. It was originally released for <a href="https://en.wikipedia.org/wiki/DOS" rel="noopener" target="_blank">DOS</a> by Ansa Software, and then by <a href="https://en.wikipedia.org/wiki/Borland" rel="noopener" target="_blank">Borland</a> after it bought the company.</p> <p>Paradox/DOS was a successful DOS-based database of the late eighties and early nineties. At that time, <a href="https://en.wikipedia.org/wiki/DBase" rel="noopener" target="_blank">dBase</a> and its <a href="https://en.wikipedia.org/wiki/XBase" rel="noopener" target="_blank">xBase</a> clones (<a href="https://en.wikipedia.org/wiki/Visual_FoxPro" rel="noopener" target="_blank">Foxpro</a>, <a href="https://en.wikipedia.org/wiki/Clipper_(programming_language)" rel="noopener" target="_blank">Clipper</a>) dominated the market.</p>