📜 SQLite3::SQLException: 表 "categories" 已存在：CREATE TABLE "categories" ("id" integer PRIMARY KEY AUTOINCREMENT NOT NULL - SQL 代码示例
📅 最后修改于: 2022-03-11 15:04:56.106000 🧑 作者: Mango
代码示例2
rake db:drop
rake db:create
rake db:migrate