Oracle Database 11g Performance Tuning PreSales 1. What type of data would benefit from the use of a reverse index? For index values which increment by 1. (*) For any character-based index value. For any index value with repeating sections. For indexes with low cardinality. Correct‚ a reverse index would work well for tables where the index values increment by 1. 2. When should you resort to using an hint in an SQL statement? You should always use hints. You should
Premium SQL Database management system
Database Normalization and Logical Process Concept paper This short paper will explain with a simple example the process and the need of normalization in the most of the business databases. Complete proposal break down (Timeline phases‚ Financial phases) will be submitted per management request. Overview At first any database should be designed with the end user in mind. Logical database design‚ also referred to as the logical model‚ is the process of arranging data into logical‚ organized groups
Premium Database normalization Data modeling
Individual Database Design Paper Courtney Gardner DBM/380 05-17-2010 James Butcher Week Individual Database Design “A database is a structured collection of records or data that is stored in a computer system. In order for a database to be truly functional‚ it must not only store large amounts of records well‚ but be accessed easily. In addition‚ new information and changes should also be fairly easy to input (tech-faq.com)”. To ensure practical use over a long period of‚ databases ought to
Premium Relational model SQL Database
< The Terror Watch List Database Troubles Continue > Prepared by Question 1: Saumya Medushani Pepera Question 2+3: Nguyen Ngoc Tien Question 4: Novina Magai Question 5: Yang Xiaolin Table of Contents Executive Summary 3 Introduction 4 Q1. Why was the consolidated terror watch list created? What are the benefits of the list? 5 Q2. Describe weaknesses of the watch list. What management‚ organisations and technology factors are responsible for
Premium Federal Bureau of Investigation United States Department of Homeland Security Transportation Security Administration
PT2520 DataBase Concepts Unit 8 Research Assignment 1 1. Find out how MySQL manages basic authentication and authorization. In the Microsoft SQL Server‚ authentication process occures when someone wanted to make a connection to Microsoft SQL Server. User and password is required for some one to be able to access resources of the Microsoft SQL Server. Once the authentication process finishes‚ Microsoft SQL Server takes control of authorizing user’s can access to object ( Database‚ table‚ trigger
Premium Authentication Access control Microsoft
Database Entities and Attributes CMGT\555 April 7‚ 2014 Professor Jennifer Mroczko Database Entities and Attributes A database as documented according to "Dictionary.com" (2014)‚ is a “systematized collection of data that can be accessed immediately and manipulated by a data-processing system for a specific purpose.” These collections of data are used to make searching for a needed product or service easy for a user. Each of these databases is comprised of a number of entities and attributes
Premium Hotel Hotels Motel
tree jobs I chose to research is as an NHS Database Administration in this page I will explain some of the tasks that a Database Administrator will do and how many files need updating. And why the job role is available and what skills I would need to have to apply for this job. The role of a database administrator is to: Ensure patient medical records are correctly updated Make appointments Check in arriving patients using an internal database system Problem solving skills Telephone
Premium Problem solving Microsoft
Database Management Systems Tutorial Week 1 Weight 1% . . ASSESSABLE TASKS OF THE WEEK 1. Investigate data and information Data is collected about individuals and groups by a large number of organisations and in a variety of ways. a) Form a group of approximately four students and discuss the organisation that is allocated to you by your tutor. b) Fill in the following table as you discuss what data is collected by the different organisation types‚ and how this data is used
Premium Data Entity-relationship model Telephone
assignment I will be comparing and contrasting transactional databases and data warehouses‚ demonstrating the similarities and differences between them both. I will do this by first defining these database systems and the reason for their use. I will also be using key relevant theories and tools to back up my findings‚ to argue their differences and similarities as efficiently as possible. Where similarities between transactional databases and data warehouses do exist they are in the areas of information
Premium Database Database management system Data warehouse
CHAPTER 1 INTRODUCTION As technology continues to advance‚ computers are becoming more part of everyday life. Computers are everywhere at work‚ at school‚ and at home .Many daily activities either involve the use of or depend on information from a computer. This maybe because computers are used in almost every field and profession like education and office works to perform large number of computer application .It also the best solution for providing information and a way of communications
Premium Database management system Computer High school