Titlebook: Advances in Database Technology - EDBT ‘88; International Confer J. W. Schmidt,S. Ceri,M. Missikoff Conference proceedings 1988 Springer-Ve

MAXIM

書目名稱Advances in Database Technology - EDBT ‘88影響因子(影響力)




書目名稱Advances in Database Technology - EDBT ‘88影響因子(影響力)學(xué)科排名




書目名稱Advances in Database Technology - EDBT ‘88網(wǎng)絡(luò)公開度




書目名稱Advances in Database Technology - EDBT ‘88網(wǎng)絡(luò)公開度學(xué)科排名




書目名稱Advances in Database Technology - EDBT ‘88被引頻次




書目名稱Advances in Database Technology - EDBT ‘88被引頻次學(xué)科排名




書目名稱Advances in Database Technology - EDBT ‘88年度引用




書目名稱Advances in Database Technology - EDBT ‘88年度引用學(xué)科排名




書目名稱Advances in Database Technology - EDBT ‘88讀者反饋




書目名稱Advances in Database Technology - EDBT ‘88讀者反饋學(xué)科排名

發(fā)起

978-3-540-19074-5Springer-Verlag Berlin Heidelberg 1988

慢慢啃

ethereal

得體

Henry Hoff,Hong Zhang,Christian SellDQS is a multidatabase system integrating heterogeneous distributed databases in a SNA network of IBM mainframes. It is a relational system with SQL implemented as the data language. DQS architecture and software organization are presented. Principal implementation problems, such as distributed query processing and optimization are discussed.

拒絕

意見一致

Swan Lisa,Kupsco Jeremy,J. Robertmit the entity classes of the Functional Data Model to be viewed as Abstract Data Types to which methods stored in the modules can be applied. The database is stored as linked structures in a persistent heap. This architecture facilitates the use of Prolog as a navigational query language which can

推延

GREEN

botany

https://doi.org/10.1385/1592598579ectly, an initial plan is first generated based upon a set of heuristic rules. Depending upon the application, the initial plan may be used either as the final plan or as a base in a subsequent search. A new concept — clustering degree of an index — is introduced to better model the I/O costs of ind