==== 活动记录 ====
[[active-recordcn_cn|介绍]]\\
[[Tables and Classes_cn]]\\
[[Columns and Attributes_cn]]\\
[[Primary Keys and IDs_cn]]\\
[[Connecting to the Database_cn]]\\
[[CRUD—Create, Read, Update, Delete_cn]]\\
[[activerecord_i18n_cn|国际化]]\\ 
[[Aggregation_cn]]

  * [[Relationships between Tables_cn|Relationships between Tables]]
  * [[Object Life Cycle_cn|Object Life Cycle]]