pgtt is a PostgreSQL extension to create, manage and use Oracle-style Global Temporary Tables and the others RDBMS. The objective of this extension it to provide the Global Temporary Table feature to ...

所谓“多租户（Multi-Tenancy）”，本质上就是：一套系统，同时服务多个客户，并且每个客户的数据互相隔离。 很多团队第一次做 SaaS 系统时，对“多租户”这件事的理解都非常粗暴。 数据库实例爆炸、连接池失控、迁移困难、资源利用率极低。 更致命的是 ...

Prototyping is my favorite part of programming. I like building new stuff and getting things working. It’s no surprise, then, that I am a big fan of MongoDB and NoSQL in general. Don’t get me wrong: I ...

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 ...

PostgreSQL with the pgvector extension allows tables to be used as storage for vectors, each of which is saved as a row. It also allows any number of metadata columns to be added. In an enterprise ...

Our previous blog article, “The Part of PostgreSQL We Hate the Most,” discussed the problems caused by everyone’s favorite street-strength DBMS multi-version concurrency control (MVCC) implementation.

如果将现有的 PostgreSQL 数据库转换为 Citus 集群的协调器节点，则其表中的数据可以高效地分布，并且对应用程序的中断最小。 创建和分布表 要创建分布式表，您需要首先定义表 schema。为此，您可以使用 CREATE TABLE 语句定义一个表，就像使用常规 PostgreSQL 表一样。

In this post, you'll learn how to run a Java Spring Boot application on Azure Kubernetes Service (AKS) and connects to Azure PostgreSQL using Azure AD Pod identity. Azure Kubernetes Service (AKS) is a ...