计算机工程与应用
計算機工程與應用
계산궤공정여응용
COMPUTER ENGINEERING AND APPLICATIONS
2009年
21期
121-123,241
,共4页
实时数据库%并发控制%新可推测并发控制(NSCC)%Petri网
實時數據庫%併髮控製%新可推測併髮控製(NSCC)%Petri網
실시수거고%병발공제%신가추측병발공제(NSCC)%Petri망
real-time database%concurrency control%New Speculative Concurrency Control(NSCC)%Petri net
该文提出一种适用于实时数据库的新可推测并发控制(New Speculative Concurrency Control,NSCC)协议.该协议在传统的SCC协议基础之上,进行一系列改进,避免了大量不必要的事务重启,提高了并发度.最后,通过Petri网理论验证其可行性和正确性.
該文提齣一種適用于實時數據庫的新可推測併髮控製(New Speculative Concurrency Control,NSCC)協議.該協議在傳統的SCC協議基礎之上,進行一繫列改進,避免瞭大量不必要的事務重啟,提高瞭併髮度.最後,通過Petri網理論驗證其可行性和正確性.
해문제출일충괄용우실시수거고적신가추측병발공제(New Speculative Concurrency Control,NSCC)협의.해협의재전통적SCC협의기출지상,진행일계렬개진,피면료대량불필요적사무중계,제고료병발도.최후,통과Petri망이론험증기가행성화정학성.
A new Speculative Concurrency Control Protoeol(NSCC) for real-time database is proposed.The protocol is based on the traditional SCC.Mang restartings are advoided,and the concurrency of transaction is enhanced.Finally,using theory of Petri net,it proves that the protocol is feasible and effective.
