Institute of graduate studies &research Information technology department Database systems Report on: (Comparison between Relational database & object oriented database) By: Mohammed Hussein Mahmoud Mustafa khedr To: Dr. Saad Darwish Introduction A database is a means of storing information in such a way that information can be retrieved from it. Thus a database is typically a repository for heterogeneous but interrelated pieces of information. Often a database contains more than one
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Skemp Article Journal Question In Skemps article he describes the difference between instrumental and relational understanding. Skemp goes into depth in describing the different ways people use the word “understanding” to mean different types of understanding. Skemp describes Instrumental by earning by a certain number of fixed plans‚ where the plans tell them what to do at each points and they follow it. If leading off track they have no awareness of what they have just done or what to do next without
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constructing of Relational Database using an EER Model 4.1 The steps involved in the design of relational database are 1) Developing the conceptual model – Drawing the ER/ EER diagram 2) Transforming the Conceptual model into a set of relations – relational schema and 3) Normalizing the relations. Once ER / EER model has been developed for the application ‚ ER/ EER diagram can be mapped into a relational model . ER/ EER diagram consists of the following components. 1)
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Relational Database System SQL Analysis Paper In this section I learned that SQL can input a lot of information into Access for you. I have taken some SQL courses before and still have not learned all of these commands. I can see why people take full degrees on just programming. Another thing I saw was SQL could do a lot of damage to Access. All you would have to do is write a script that could change a lot of information. During this assignment I learned “SQL (pronounced "ess-que-el") stands
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The Things They Carried by Tim O’Brien 1 | Among the necessities or near-necessities were P-38 can openers‚ pocket knives‚ heat tabs‚ wristwatches‚ dog tags‚ mosquito repellent‚ chewing gum‚ candy‚ cigarettes‚ salt tablets‚ packets of Kool-Aid‚ lighters‚ matches‚ sewing kits‚ Military Payment Certificates‚ C rations‚ and two or three canteens of water. (pg. 2) | Most of these items I understand that they have to have them. There are a few though that I don’t think are a necessity or a near-necessity
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Review Questions 6. What is an entity? Something about which we want to store data. 7. What is business logic? The set of rules that govern an organizations processes. 8. What is a relational database? A data base that organizes data into overlapping tables. They follow a set of very specific rules that ensure data contained in the database will be consistent. 9. How do the following terms relate to one another: record‚ table‚ field‚ primary key? Rows are called records
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(Altruistic Sensitivity) in Japanese Relational Communication Kazuya Hara‚ Meikai University‚ Japan Abstract It is essential to explore Japanese concepts in Japanese languages as intellectual tools for future studies in Asia. In order to develop Asian theories of communication‚ therefore‚ Asian communication scholars ought to engage in this important task. This paper presents such an attempt by conceptualizing the concept of omoiyari for a Japanese theory of relational communication. In social psychology
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Method of extracting specific data 3. Forms: Element to modify and insert records into you databases 4. Reports: It contains raw data and allows the organization of information in an easy way. 5. Databases: collection of associated information 6. Relational databases: access databases in which more than one can share information. 7. Record: each row in a table. 8. Data Value: an item such as data‚ or such as a single phone number. 9. Primary Key Field: a field that contains unique information for
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Social inequality influences all aspects of our lives. The following essay will look at evidence highlighting inequalities in society today. In particular it will focus upon how relational identities are often characterized by inequality. Firstly‚ the essay will begin with a definition of the meaning of Social Identity and how these identities are created. Secondly‚ I will discuss some relevant facts in relation to how disabled people experience inequality on a day to day basis bringing into discussion
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TRANSACTIONAL‚ RELATIONAL‚ AND DEVELOPMENTAL APPROACHES Philip Mirvis This article looks at the relevance of corporate social responsibility (CSR) for engaging employees‚ including its impact on their motivation‚ identity‚ and sense of meaning and purpose. It explores three different ways that companies engage their employees through CSR: a transactional approach‚ where programs are undertaken to meet the needs of employees who want to take part in the CSR efforts of a company; a relational approach
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