The architecture of Alghero still strongly represents the Gothic-Catalan style‚ giving a true testament to its years of Catalan ruling. Despite some bad damage during World War II‚ the Spanish design is still felt very strongly throughout the city. In fact‚ many make Alghero a destination purely to admire its historic architecture. From the churches to the shuttered windows and balconies‚ the feel of Alghero is much like that of a Spanish Mediterranean city. The city walls give way to the struggle
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Lecture-13 Structured Query Language (SQL) Introduction Commercial database systems use more user friendly language to specify the queries. SQL is the most influential commercially marketed product language. Other commercially used languages are QBE‚ Quel‚ and Datalog. Basic Structure The basic structure of an SQL consists of three clauses: select‚ from and where. select: it corresponds to the projection operation of relational algebra. Used to list the attributes desired in the
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Normalization A logical design method which minimizes data redundancy and reduces design flaws. Consists of applying various “normal” forms to the database design. The normal forms break down large tables into smaller subsets. First Normal Form (1NF) Each attribute must be atomic • No repeating columns within a row. • No multi-valued columns. 1NF simplifies attributes • Queries become easier.
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Institution Database Software The acquisition of database software for business information management is a source of business leverage in the ever competitive business environment. The management of business information is made possible by the acquisition of efficient database software. Database software is the term that refers to the computer program that helps to enter‚ update‚ organize‚ retrieve‚ and report information held in a computer database. Among the commonly used database software for
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Database Organization Here at the College of Veterinary Medicine‚ the databases that I have used are Microsoft SQLServer‚ Microsoft Access‚ and ProISAM. ProISAM is the type of database that Vetstar (our Hospital system) uses. It is the proprietary database for the PROIV programming environment that Vetstar is written in. The main problem with this database is that it is not ODBC compatible which just means that you cannot
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Databases In the Workplace klee CIS/207 This paper will discuss the different databases in my organization with regards to what the databases are being used for and any improvements that can be made. To understand how a database helps the day-to-day functions of a business one must first know what a database does and how it works. A database is a “systematized collection of data that can be accessed immediately and manipulated by a data-processing system for a specific purpose” (English Dictionary)
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Einstein College of Engineering EINSTEIN COLLEGE OF ENGINEERING Computer Architecture and Organization Lecture Notes-EC53 SUJATHA.K & JASMINE MARY.S TEXTBOOKS: 1. John P. Hayes‚ ‘Computer architecture and Organisation’‚ Tata McGraw-Hill‚ Third edition‚ 1998. 2. V. Carl Hamacher‚ Zvonko G. Varanesic and Safat G. Zaky‚ “ Computer Organisation“‚ V edition‚ McGraw-Hill Inc‚ 1996. Einstein College of Engineering UNIT 1 INTRODUCTION FUNCTIONAL UNITS OF A COMPUTER SYSTEM Digital computer
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IS concentration : Database Administration Why ? 1. Introduction : Working as a Database administrator for the past 6 Years has led me to choose Database administration as my IS concentration‚ my experience has helped me fine tune existing databases‚ juggle around with the configuration parameters of the system to improve the performance of the system‚ however I have never worked on database architecture‚ this has been the primary reason for me to choose database administration as I would
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Abstract WAP bridges the gap between the wireless mobile world and the internet. The Wireless Application Protocol (WAP) ‚ is a collection of protocols and transport layers which allow mobile and portable communication devices such as mobile phones and Personal Digital Assistants (PDA’s)‚ to receive information over the airwaves such as personal computers users obtain information over the internet. . WAP is simply a protocol- a standardized way that a mobile phone talks to a server installed in
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a family reunion database using Microsoft Access‚ we first need to break down the information currently available to us. Since the database will hold names and other information on family members attending the reunion‚ we need to decide on the model type of the database. Family reunion is rather straightforward event with not much complexity to the data‚ so it will be easier and much more efficient to use Relational Database Model. Relational Database model is a simple database‚ which includes Entities
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