... Q22 When comparing a relational database with an object-oriented database, which of the following statements correctly describes the object-oriented database? a) It can express real world ... precision ratio used as measures in evaluating information retrieval systems, such as document retrieval systems and data retrieval systems? Here, A, B and C indicate the following. A: The ... is a database in which data additions, changes, and deletions occur at a certain low frequency. The interval between backups has been increased to twice the current level for backing the database...
... Backup/Restore feature (i) Database backup and restoration can be done for the entire database or for individual tables. (ii) “Entire database backup” saves the entire database on backup media. ... After the database restored by entire database backup, it can be restored to a specific time using the acquired update log and roll-forward processing. (iii) The time required for recovery using ... Network Development 180 135 9,000 6,750112 Public Sector Systems Development 50 26 2,500 1,325113 Testing 80400 0114 Distribution Systems Development 333 149 16,650 7,492… … … … …...
... received Shipment Shipment detail Order detail Direct shipment ABOctober, 2005 VITEC Database Systems Engineer Examination (Afternoon, Part 2) 1. Examination Time-14:30-16:30 (120 ... (1) Entity types are indicated using rectangles. (2) The entity type name is written inside the rectangle. (3) The relationship between entity types is indicated using a line. (4) For a “1-to-1 ... systemSales performance Masters Masters, sales performance, etc. Operations database Information system Analytical database - 5 - (Shipment scheduling) • Order information is organized into...
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... First, these systems focus on the processing of textual sources. This typeof design information would be hard to describe using traditional textual data.Another major problem with using traditional ... Manufacture, 208(B1):71-80.Chang, C.A. and C Y. Tsai, (1997) Using ART1 neural networks with destructive solid geometry fordesign retrieval systems, Computers in Industry, 34(1):27-41.Chen, C.S. ... 1-4):227-233.Garza, A.G. and M.L. Maher, (1996) Design by interactive exploration using memory-based techniques,Knowledge-Based Systems, 9:151-161.Kumara, S.R.T. and S.V. Kamarthi, (1992) Application...
... purchase PDF Split-Merge on www.verypdf.com to remove this watermark.732 Chapter 13 N Managing Data and Undo Database Trigger Events Database event triggers fire when the specified database- level ... work in Oracle 11g database and how undo is managed. To create, change, and remove data from an Oracle Database, use the INSERT, UPDATE, MERGE, and DELETE statements. Although Oracle ... learn about all the database- management and performance-management tools available to DBAs for better database administration. Proactive Database MaintenanceYou can monitor your systems for management...
... 26-OCT-08RMAN>Backing Up the Database An Oracle 11g database can be backed using different modes, depending on the ARCHIVELOG setting of the database. If the database is in ARCHIVELOG mode, ... B95127c14.indd 832 2/17/09 2:54:23 PMPlease purchase PDF Split-Merge on www.verypdf.com to remove this watermark.Chapter 15Implementing Database Backups ORACLE DATABASE 11g: ADMINISTRATION I EXAM OBJECTIVES ... keep availability high because the database is open while the backup is performed.Backups can be performed using two methods: using user-managed backup or using Oracle s backup and recovery tool...
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... Mappings, and Instances (cont.)COP 4710: DatabaseSystems (Day 3) Page 1 Mark LlewellynCOP 4710: Database Systems Spring 2004Introduction to DatabaseSystems – Part 2 BÀI 2, 1/2 ngàySchool ... (cont.)COP 4710: DatabaseSystems (Day 3) Page 15 Mark Llewellyn •The overall description of the database is called the database schema.•There are three different types of schema in the database ... Conceptual LevelCOP 4710: DatabaseSystems (Day 3) Page 10 Mark Llewellyn •The external level is the user’s view of the database. •This level describes that part of the database which is relevant...
... tables.•Views are created in SQL using the CREATE VIEW command.COP 4710: DatabaseSystems (Day 18) Page 34 Mark LlewellynAn Example Database( +)COP 4710: DatabaseSystems (Day 18) Page 24 Mark ... COP 4710: DatabaseSystems (Day 18) Page 27 Mark LlewellynUnion Operator (cont.)COP 4710: DatabaseSystems (Day 18) Page 42 Mark LlewellynJoin With Using Clause (cont.)•An ... attribute.#######-#$)./0102132034.5651667.688012650202965:20620#COP 4710: DatabaseSystems (Day 18) Page 2 Mark LlewellynAn Example Database( +)COP 4710: DatabaseSystems (Day 18) Page 7 Mark LlewellynThe LIKE Special...
... document, see the following documents:■ OracleDatabase 2 Day DBA■ OracleDatabase Administrator's Guide■ OracleDatabase Concepts■ OracleDatabase Performance Tuning GuideConventionsThe ... intended for Oracledatabase administrators (DBAs) who want to tune and optimize the performance of their Oracle Database. Before using this document, you should complete OracleDatabase 2 Day ... Step-By-Step Performance Tuning Using Oracle Diagnostics Pack, OracleDatabase Tuning Pack, and Oracle Enterprise ManagerViewing Snapshot Statistics3-10 OracleDatabase 2 Day + Performance Tuning...