摘要: MySQL 1. 初始数据库 1.1什么是数据库 A database is an organized collection of data, generally stored and accessed electronically from a computer system. 1.2 数据库分类 阅读全文
posted @ 2021-05-08 01:13 DDeann 阅读(69) 评论(0) 推荐(0)