domain relational calculus 中文意思是什麼

domain relational calculus 解釋
域關系演算
  • domain : n 1 領土,版圖;領地。2 管區,勢力圈;(特定動物等的)生長圈;(學問、活動等的)領域,范圍;【物...
  • relational : adj. 有關系的;親戚的;(特指語法上)表示關系的。adv. -ly
  • calculus : n. (pl. calculuses, -li )1. 【醫學】結石,石;積石;牙垢。2. 【數學】運算,演算;微積分(學)。
  1. First, in this paper, a paraconsistent relational data model and its algebraic operators are introduced briefly. then, paraconsistent relational calculus based on this model is discussed and domain relational calculus for paraconsistent database is presented

    本文首先簡要介紹了次協調關系數據模型及其代數運算,並在此基礎上進一步討論了次協調關系演算,提出了次協調關繫上的域關系演算。
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