... efficient system performance for a set of applications. Such a design tool would be useful both for initial database design and when a major reconfiguration of the database occurs. A design tool might ... recommended by DBDSGN for the tables in Tdesign might also change. In addition, the designer may require certain index choices for tables in Tdesign. For example, th...
Ngày tải lên: 20/02/2014, 05:21
Database Design for Real-World doc
... User Account for the lack of space. A typical real-world database schema for e-commerce systems are divided into multiple databases run by different database instances for several reasons. For example, ... (KAIST) and Adv. Information Technology Research Ctr (AITrc) Taejeon, Korea kywhang@mozart.kaist.ac.kr Abstract This paper discusses the structure and components of databases...
Ngày tải lên: 31/03/2014, 20:20
... A: Designing Authentication Security 23 Module 8: Creating a Security Design for Authentication 14 Module 8: Creating a Security Design for Authentication For additional information ... with little effort. Both attacks are also very difficult to detect. Question 8 Module 8: Creating a Security Design for Authentication Lesson: Designing Security fo...
Ngày tải lên: 18/01/2014, 05:20
Relational Database Design and Implementation for Biodiversity Informatics docx
... 1). Physical design An information model is a conceptual design for a database. It describes the concepts to be stored in the database. Implementation of a database from an information model ... collection). 2. Design (Conceptual database design, leading to information model, physical database design [including system architecture], user interface design) . 3. Implem...
Ngày tải lên: 23/03/2014, 16:20
Tài liệu Module 3: Using a Conceptual Design for Data Requirements docx
... a Conceptual Design for Data Requirements Activity 3.2: Relating Data Requirements to Conceptual Design 64 Module 3: Using a Conceptual Design for Data Requirements Looking Forward Module ... conceptual data design. There are, however, high-level data requirements that must match the conceptual design for logical design to take place. Make sure that the data require...
Ngày tải lên: 10/12/2013, 17:15
Tài liệu Toilet design for rural areas doc
... little documentation in Vietnamese concerning toilet design have been found in bookstores and libraries although this is a real need, special for rural areas. For this purpose, a rural toilet design ... and animal excrement as a source for fish raising; Not to be interested fully in local governments and rural development staff; Very scare information and documents (books, g...
Ngày tải lên: 16/01/2014, 16:34
Tài liệu Module 10: Creating a Security Design for Data Transmission docx
... Security Design for Data Transmission 7 Lesson: Designing Security for Data Transmission ***************************** ILLEGAL FOR NON-TRAINER USE****************************** Designing ... Transmission 2 Lesson: Designing Security for Data Transmission 7 Lab A: Designing Security for Data Transmission 19 Course Evaluation 22 Module 10: Creating a Security Desi...
Ngày tải lên: 18/01/2014, 05:20
Tài liệu Oracle Database 10g - New Features For Administrators doc
... is enabled for the whole database. Use the DATABASE_ TRACE_DISABLE procedure to disable SQL tracing for the whole database or a specific instance. Oracle Database 10g: New Features for Administrators ... statistics for elapsed time and for CPU-used metrics for each service for the most recent 60-second interval. For the last hour history, look at V$SERVICEMETRIC_HISTOR...
Ngày tải lên: 24/01/2014, 01:20
Tài liệu Federated Database Systems for Managing Distributed, Heterogeneous, and Autonomous Databases’ doc
... Engineering]: Design; H.0 [Information Systems]: General; H.2.0 [Database Management]: General; H.2.1 [Database Management]: Logical Design data models, schema and subs&ma; H.2.4 [Database ... H.2.5 [Database Management]: Heterogeneous Databases; H.2.7 [Database Management]: Database Administration General Terms: Design, Management Additional Key Words and Phrases: Acce...
Ngày tải lên: 20/02/2014, 05:21