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pg命令

前言

以下命令中[]表示可选项,

角色/用户

在postgres13中,用户和角色共用一张表,用户和角色的关系通过rolcanlogin区分,能LOGIN的是user,不能LOGIN的是role(目前来看,不保准后面会有特例)。 参考 https://www.postgresql.org/docs/15/sql-alterrole.html


MarshioAbout 6 minpostgresql
什么是 Neo4j ?

Introduction

Neo4j is a native graph database, which means that it implements a true graph model all the way down to the storage level. Instead of using a "graph abstraction" on top of another technology, the data is stored in Neo4j in the same way you may whiteboard your ideas.

-- 引自《https://neo4j.com/docs/getting-started/whats-neo4j/》


MarshioLess than 1 minuteIntroIntro
Python Celery

简介

不多说,直接开干

下载

pipy 获取下载链接。

pip install celery==5.4.0

MarshioLess than 1 minutepythoncelery
Python UV

简介

An extremely fast Python package and project manager, written in Rust.

下载

curl -LsSf https://astral.sh/uv/install.sh | sh

MarshioLess than 1 minutepythoncelery