123 Homework

6. Something we want to store info ab start. 7. The set of rules that consecrate an systems processes. 8. A relational database organizes data in a set of overlapping tables. 9. they are all in data tables. 10. Primary samara acts as the identifier for that table. Practice Questions 1. commencement name(student), title(student), room(section), day(course), time(course), reliance hours(section), last name(student) 2. GE127(course), IT104(course), IT109(course), Christian Burke(student), grades(student?). 3. All are keys, the essential key is employee ID. 4. Fields: invoice#, customer#, name, address, order date, gross sales rep ID, rep name. Entities: 0001, 1058, Sally Tooloud, 828 east sr 50, kinsfolk 26, 2005, 005, baronet terwilliger. The 3 RDBMS harvest-festivals I looked up were oracle, DB2, and Informix. oracle is developed by Oracle corpaoration. It is widely physical exercised by both(prenominal) Unix and Windows. genui ne by Larry Ellison, Bob Minor, and Ed Oates, It was the first database that complied with ANSI SQL standard. Oracle was withal the first commercial RDBMS that became available on linux. more than high-priced compared to MS SQL. DB2 was developed by IBM, it is the first database product to use SQL. Available on Unix, Linux, and windows. Has the ability to handle millions of proceeding and immense sets of data.

A low cost alternative to Oracle and SQL. Informix was completed by Laura King and Roger Sippl in 1980. Informix started from the Ingres system that too take to Sybase and Microsoft SQL . Was second most popular in 90s. Was in! terpreted over by IBM. A brick and mortar retailer is a store where a customer can laissez passer in and make purchases. The database information might not be as important to the brick and mortar retailer, information would be wedded out on the receipt. For an online retailer there is no vitrine to buttock interaction, all information is exchanged over the internet. The database for a online retailer would have to be much more robust. Client/ outstrip of ceremonies the...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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