实体(Entity) 总结 实体(Entity) Mongoose documents represent a one-to-one mapping to documents as stored in MongoDB. Each document is an instance of its Model. 实体(Entity)是由Model创建的实...
Entity attributes Required and Optional PrimaryKey Set Composite keys Composite indexes Entity attributes Entity attributes are specified as class attributes inside the ent...
Create an entity Create an entity Entity is your model decorated by an @Entity decorator.A database table will be created for such models.You work with entities everywhere wit...
Entities What is Entity? Entity columns Primary columns Special columns Spatial columns Column types Column types for mysql / mariadb Column types for postgres Column typ...
ASP.NET Core 和 Entity Framework 6 入门Get Started with ASP.NET Core and Entity Framework 6 本文内容 概述Overview 在 ASP.NET Core 项目中引用完整框架和 EF6Reference full framework and EF6 in the ASP...
Declaring an entity Declaring an entity Each entity belongs to a database. That is why before defining entities you need to create an object of the Database class: from pony ...
Entity Relationships Entity Relationships Entities can relate to each other. A relationship between two entities is defined by using two attributes which specify both ends of a ...