很多运维新手从 MySQL 转向 PG 时，会习惯性沿用 mysqldump 的思路使用 pg_dump，却忽略了两者的核心差异，最终导致备份失败、数据无法恢复、权限报错等问题。其实 PG 在一致性备份方面（MVCC）具有天然优势，但安全性仍取决于权限配置与备份策略，细节上的坑 ...

I'm a full-stack web developer and technical writer who creates beginner-friendly tutorials, API walkthroughs, and clear technical documentation. PostgreSQL (shortened as Postgres) is one of the most ...

Earlier, we discussed SQL Databases. In this post, I will list some popular open-source, free database software. Before starting any service online, it is necessary to choose a database that can ...

PostgreSQL (Postgres) is an open source object-relational database known for reliability and data integrity. ACID-compliant, it supports foreign keys, joins, views, triggers and stored procedures.

SFTPGo is a fully featured and highly configurable SFTP server that allows you to easily and securely share files over SFTP and optionally HTTP/S, FTP/S and WebDAV. Using SFTPGo, we can setup a robust ...