[概述](../../mvc/model/overview.md) [ORM 使用](../../mvc/model/orm.md) [CRUD 操作](../../mvc/model/object.md) [高级查询](../../mvc/model/query.md) [原生 SQL 查询](../../mvc/model/rawsql.md) [构造查询](../../mvc/model/querybuilder.md) [事务处理](../../mvc/model/transaction.md) [模型定义](../../mvc/model/models.md) [命令模式](../../mvc/model/cmd.md) [测试用例](../../mvc/model/test.md) [自定义字段](../../mvc/model/custom_fields.md) [FAQ](../../mvc/model/faq.md)