自动生成的id 被当作primary key来使用 timestamp method生成 created_at 与 updated_at columns create_table 和 drop_table 用来生成表与删除表 null：false 表明不能为null rake db：rollback Read More
posted @ 2019-04-11 20:39
vixennn
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*rails uses SQLite for database by default *Built-in command-line DB viewer *Self-contained,server-less,zero-configuration,transactional, relational S Read More
posted @ 2019-04-11 16:58
vixennn
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Scaffolding能快速让rails跑起来 同时也生成JSON response rails g scaffolding "xxx" xxy:integer 生成scaffolding model&migration rake db:migrate 生成table Scffolding 生成 1 Read More
posted @ 2019-04-11 10:23
vixennn
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