where only non-empty values are stored. In an EAV data model, each attribute-value pair is a fact describing an entity, and a row in an EAV table stores a single fact. EAV tables are often described as “long and skinny”: “long” refers to the number of rows, “skinny” refers...
Entity–attribute–value model (EAV) is a data model to encode, in a space-efficient manner, entities where the number of attributes (properties, parameters) that can be used to describe them is potentially vast, but the number that will actually apply to a given entity is relatively modest...
Entity-attribute-value model(实体属性值模型)是一种用数据模型描述实体的属性的方式,这种方式可以用来描述实体的潜在巨大属性,但实际上将适用于给定的实体的数量是相对较少。 这种模型中,实体、属性和值是核心元素。例如,一个产品或汽车可以作为一个实体,而价格、重量等可以作为这个实体的属性,每个属性的具体值则作为...
12 Custom Fields. EAV: Entity-Attribute-Value Model 8:20 13 Recursive Parent-Children - Part 1: Unlimited Subcategories 5:07 14 Recursive Parent-Children - Part 2: Nested Set Model with Package 4:11 15 Invoice Numbers with Prefixes: How to Structure DB? 9:25 16 Order Statu...
第7518 名 第13259 名 第3824 名 第10290 名 注:排序范围为 Laravel 所有相关项目总榜,另外两个榜单是 Laravel 扩展排行榜 和Laravel 应用排行榜。 关键词 model laravel eav entity-attribute-value 注:关键词是作者在 composer.json 文件里设置。讨论数量: 0 发起讨论 暂无话题~v...
ActsAsEavModel allow for the Entity-attribute-value model (EAV), also known as object-attribute-value model and open schema on any of your ActiveRecord models.What is Entity-attribute-value model?¶ ↑Entity-attribute-value model (EAV) is a data model that is used in circumstances where ...
The Entity-Attribute-Value model or EAV is also sometimes referred to at the Object-Attribute-Value Model, or even the Open Schema. This is a data model that is often used in instances where the amount of attributes, properties, or parameters that can be used to define an entity are poten...
v-reap/entity-attribute-value-model Entity–attribute–value model (EAV) for laravel model laravel eav entity-attribute-value 1 9 5 rinvex/attributable Rinvex Attributable is a robust, intelligent, and integrated Entity-Attribute-Value model (EAV) implementation for Laravel Eloquent, with ...
Entity-Attribute-Value model (EAV), also known as object-attribute-value model and open schema is a data model that is used in circumstances where the number of attributes (properties, parameters) that can be used to describe a thing (an “entity” or “object”) is potentially very vast,...
Entity Attribute Value (EAV) is the widely used solution to represent high dimensional and sparse data, but EAV is not search efficient for knowledge extraction. In this paper, we have proposed a search efficient data model: Optimized Entity Attribute Value (OEAV) for physical representation of ...