The Importance of Last Names Today‚ we have grown to take last names for granted. They’re just always there‚ no one really questions them. But how did we reach this point? What was the original significance of our surnames? This question of importance also branches between The Scarlet Letter and The Great Gatsby‚ where we see the curious situations of two men‚ Roger Prynne and James Gatz‚ who changed their last names‚ causing us to question whether or not surnames could perhaps have some negative impact
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files. A field is a single piece of information; a record is one complete set of fields; and a file is a collection of records. For example‚ a telephone book is analogous to a file. It contains a list of records‚ each of which consists of three fields: name‚ address‚ and telephone number. An alternative concept in database design is known as Hypertext. In a Hypertext database‚ any object‚ whether it be a piece of text‚ a picture‚ or a film‚ can be linkedto any other object. Hypertext databases are particularly
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The purpose of this paper is to provide a comprehensive review of the SQL Server 2005 Express Edition for Beginners tutorial. The SQL Server 2005 Express database tutorial helps users understand what a database is‚ it explains how to create tables within a database and how users can covert flat databases into relational databases. This tutorial was basically designed to give users the basic knowledge of creating data bases. Databases are nothing more than a collection of files that work together
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Acids & Bases Lab Write Up Lab 2 Introduction There are many acids and bases all around us. An acid is known as a hydrogen ion donor (H¯)‚ and a base is known as a hydrogen ion acceptor (H⁺). Acids and bases are represented by the pH scale. The pH scale shows the strength that an acid or base has. This scale ranges from 0-14‚ with 0-6 being acids‚ 8-14 being bases‚ and 7 being neutral‚ such as water. This is defined as the negative log of an ion atom (pH=
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1/28/2015 sql lab @ home 2 | SQL LAB @ HOME SQL LAB @ HOME search Classic Flipcard Magazine Mosaic Sidebar Snapshot Timeslide sql lab @ home 12 sql lab @ home11 sql lab @ home 10 sql lab @ home 2 1. Display the details of all the customers. (Use the AdventureWorks database) select * from [Sales].[Customer] sql lab @ home 9 sql lab @ home 8 2. Display the ID‚ type‚ number‚ and expiry year of all the credit cards in the following format. (Use the AdventureWorks database) sql lab @ home 7
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Haiti Earthquake The last major earthquake to hit Haiti prior to the 2010 was in 1984. On the 12th of January 2010 the small Caribbean country of Haiti was hit by a catastrophic earthquake of 7.0 magnitude. The earthquake struck on the afternoon of the 12th of January at 4:57pm and hit south-west of the Haitian capital of Port-au-Prince killing 316‚000 and affecting millions of residents. 1.5 million people were displaced and approximately 250‚000 residences and 30‚000 commercial buildings were
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database server. 1) Query Engine SQL Interface The SQL interface provides the mechanisms to receive commands and transmit results to the user. The MySQL SQL interface was built to the ANSI SQL standard and accepts the same basic SQL statements as most ANSI-compliant database servers. Although many of the SQL commands supported in MySQL have options that are not ANSI standard‚ the MySQL developers have stayed very close to the ANSI SQL standard. Connections to the database server
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The DDL consists of SQL statements that define the database schema. The schema is the database structure described in a formal language. In relational databases‚ the schema defines the tables‚ views‚ indexes‚ relationships‚ or triggers. The SQLite supports the following three DDL statements: CREATE ALTER TABLE DROP In SQLite‚ the CREATE statement is used to create tables‚ indexes‚ views‚ and triggers. The ALTER TABLE statement changes the structure of a table. The DROP statement removes tables‚
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biological science majors get opportunities to participate in outstanding scientific research on a wide range of important topics like cancer‚ the safety of food‚ and the development of the brain. Ever since I was in elementary school‚ I have loved biological science‚ for it involves experiments. I was always excited for science fairs. Excited enough‚ I planned my science fair projects a year early every year. When I transitioned into high school‚ I was put in a “Regular Biology” class and immediately
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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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