conceptual database design造句

Topics include : relational databases , sql ( structured query language ) ; types , relations , relational algebra , integrity , view ; functional dependency theory , normalization , semantic modeling , entity - relationship modeling , conceptual database design ; concurrency control , security ; database and web connectivity , xml
主题包括:关联式资料库、 sql (结构查询语言) ;资料类型、关联、关联式代数、完整性、景观表;功能依附理论、正规化、语义塑模、实体关联塑模、概念性资料库设计;同时操作控制、安全;资料库与网页连结、 xml (可扩展标示语言) 。
It's difficult to find conceptual database design in a sentence. 用conceptual database design造句挺难的