英语词汇“tuple calculus”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	tuple calculus
释义	tuple calculus tuple calculus (database)A form of relational calculus in which avariable's only permitted values are tuples of a givenrelation. Codd's unimplemented language ALPHA and the subsequentQUEL are examples of the tuple calculus.
随便看	facility of payment clause facility of payment clauses facility of the year award facility oncology registry data standards facility operating license facility operations branch facility operations center facility person in charge facility planning facility/process monitor and control system facility process monitoring and control system facility project index facility protection group facility protection service facility quality assurance representative facility quality control project office facility record sheet facility reference data file facility reference point graphic facility registry system facility reject message facility repair and renewal facility request form facility request message facility requirements document

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。