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The Databases Behind MySpace
Read the Interactive Session: Technology, and then discuss the following questions: What kind of databases and database servers does MySpace use? Why is database technology so important for a business such as MySpace? How effectively does MySpace organize and store the data on its site? What data management problems have arisen? How has MySpace solved or attempted to solve these problems?
Hhow can you change column name or what is a different way to write statement in SQL so it displays the amount column as money.
Need a page and half on concept of organizational intelligence. It must specifically talk about organizational intellignece being outcome of organization's efforts to gather store, process and interpret data.
Create tables in 3NF. As you create the database, include different codes for at least three of the fields. Use sample data to populate fields for at least three records in each table.
At this point in the design process, you would have a detailed physical schema created for a database. How would you approach converting your schema into a database, complete with sample data? Explain your approach in two to three paragraphs.
Create a report which identifies five most expensive bicycles. The report must list bicycles in descending order from most expensive to lease expensive, the quantity on hand for each, and the markup percentage for each.
Data Modeling and Normalization
Carry out the following tasks below by using the correct SQL statements. Create the statements in Oracle by using the following steps (SQL > SQL commands > Enter Command). Determine the columns that make up the primary key of the l_lunch_items tabl..
Explain the information-gathering techniques and design methods you would suggest to use for project. Recognize the key factors that help ensure the information required for the project.
What actions does a referential integrity constraint prevent from occurring when data is inserted in a table that contains this constraint?
You have a file which contains credit card records. Each record contains field for the card number, expiration date, and name of card holder. Explain what primary problem you try to solve is.
Create a database using Oracle packaged procedure
Produce a scatterplot of Rent vs. Size (square meters of the apartment) for the rental data in rent.
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