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1. Explain how you will go about developing this database. 2. Then, develop your conceptual model, logical model, and a few examples of what the physical model would look like. [Hint: You can use the ER-Assistant to depict the conceptual model and MS Access to depict the logical model.] 3. Using MS Access, develop the database. a. Provide at least three forms showing a main form and a sub form. b. Provide at least four queries that answer some of the questions asked by the end users. 4. Describe how you will deal with the following database issues: a. Transaction management and concurrency control. b. Performance tuning and query optimization. c. Database administration and security.
Write down a SQL insert statement to insert new row in "CDS" table.
Write the following queries in SQL: If an employee works on every project located in Houston, then list the employees social security number and name.
Write down actors (or actress, your choice, but not both) who have won at least two (2) Academy Awards for best actor/actress. Provide the actor name, movie title & year. Order the result by actor name."
Create a database model and Submit the table creation statements for the Database Model.
Create a program that enters first and a second number. The first and second number that will be entered should be computed in halves, quarter, double, and square.
Given the series RLC resonant circuit in the figure, operating at variable frequency, determine: The resonant frequency ω o , The circuit’s quality factor Q , The cut-off frequencies, f 1 & f 2 and the bandwidth BW
Write SQL statements to create the above tables using SQL DDL statements. Write an INSERT statement to add two new records to each table.
As DBA, your manager called a meeting and asked why there are so many orders for customers that don't exist in the customer table. Write query which would shows which customers were missing for existing orders. Use a join or a subquery.
Write summary query which uses CUBE operator to return LineItemSum (which is the sum of InvoiceLineItemAmount) group by Account(an alias for AccountDesciption).
Write an SQL CREATE TABLE statement to create the PET table without referential integrity constraint on OwnerID in PET.
Write SQL statement which would select each of the following: names and owners of all Great Danes and all attributes of poodles whose balance is no greater than $50.
Write a PL/SQL block that displays the last name and salary of the following people. Each of these can be done separately as PL/SQL, first to test and get the output lines then encapsulated.
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