уровень данных (A layer that is part of a three-tier server software architecture that stores and persists data. Each logical server machine group contains an interface tier (a perimeter network), an application tier, and a data tier. This architecture provides high levels of scalability)

编程

слой данных (datatier.info owant); уровень данных (Alex_Odeychuk)

Data Tier

: 13 短语, 4 学科

媒体	2
微软	6
数据处理	1
编程	4

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