A seasoned software engineer with extensive experience in building complex distributed data-intensive backend services. The most general way to satisfy a COUNT DISTINCT or SELECT DISTINCT clause is to ...

PostgreSQL leads in developer popularity in 2026 and offers advanced features for complex workloads. MySQL remains widely adopted, stable, and strong in traditional web and enterprise environments.

近年来，随着信创浪潮的推进以及数据库自主可控需求的日益增长，数据库领域的竞争格局正在发生深刻变化。作为开源数据库的两大巨头，PostgreSQL和 MySQL的优劣对比，以及它们在国产数据库发展中的作用，成为了行业关注的焦点。 那么，在 2025 年的今天，为 ...

近年来，随着信息技术的迅猛发展和数据库自主可控需求的提升，PostgreSQL凭借其开源、稳定和功能强大的特性，已成为国产数据库创新的首选技术底座。多家国内头部科技企业如腾讯、阿里和华为纷纷基于PostgreSQL进行深度定制，打造出满足自身需求的分布式 ...

MySQL and PostgreSQL are two of the most used open source SQL databases, and both fulfill the role of a general-purpose database well. How do you choose which one to use for a project? Let's look at ...

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If you have a AuthMe with PostgreSQL (who is better if you cannot manage your MySQL server and use hosting database), you can change the PDO driver of index am to pgsql. you stil need to use mysql for ...

Hello there! 👋 I'm Luca, a BI Developer with a passion for all things data, Proficient in Python, SQL and Power BI ...