理学 数据库系统 释 data model 数据模型 数据库领域中定义数据及其操作的抽象表示方式。数据模型是数据库系统的核心和基础。各种数据库管理系统（DBMS）软件都是基于某种数据模型的。
data model 数据模型
数据库 数据库理论 释文 data model 数据模型
- analysis of compound preparation
- analysis of contact lens solution products
- analysis of covariance
- analysis of crime scene
- analysis of criminal behavior
- analysis of cryptographic Hash function
- analysis of cumarin
- analysis of degradation products
- analysis of dispersion
- analysis of DNA molecular markers of Chinese medicinal materials
- analysis of dressing contained drugs
- analysis of drug dissolution
- analysis of drug-drug interactions
- analysis of drug metabolites
- analysis of drug-plasma protein binding
- analysis of drug post-marketing surveillance
- analysis of drug release
- analysis of drug stent
- analysis of dteroid drugs
- analysis of eigenvalue
- analysis of elastic planar problem
- analysis of elastic spatial problem
- analysis of ElGamal cipher
- analysis of emotions in voice and technology
- analysis of enterprise strategy