As new applications of ubiquitous computing and ambient intelligence appear, the need for database techniques embedded in various forms of lightweight computing devices keeps arising.

随着新的普适计算和环境智能应用的出现，各种不同形态的轻量级计算设备中嵌入数据库技术的需求也日益强烈。

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In computer science, the concept of computers built into everything is called ubiquitous computing, pervasive computing, ambient intelligence or, my favorite label: everyware.

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