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Assignment:
1. How do the relations (tables) in SQL differ from the relations defined in earlier modules (tuples, etc)? Discuss the other differences in terminology. Why does SQL allow duplicate tuples in a table or in a query result?
2. List the data types that are allowed for SQL attributes.
3. How does SQL allow implementation of the entity integrity and referential integrity constraints described in Lesson 3? What about referential triggered actions?
4. Describe the four clauses in the syntax of a simple SQL retrieval query. Show what type of constructs can be specified in each of the clauses. Which are required and which are optional?
Create the needed tables in the SQL server environment. Create and submit a screenshot of your database diagram based on the tables.
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."
List the entire contents of the database. List records that contain a specific field value. List records that do not contain a specific value.
Entity Relationship Modelling and Logical Database Design - Construct a logical Entity Relationship Diagram - Identify Entities & Develop Business Rules
You are the security administrator for a private corporation. Your network hosts a wide range of data from freely distributed Web documents to customer contact lists to financial records to proprietary business process documentation.
For each query, provide screenshots for the SQL query and the results within a Word document so I can grade it.
In 1970 the population of alligators on the Kennedy Space Center grounds was estimated to be 300. In 1980 the population had grown to an estimated 1500. Using the Malthusian law for population growth, estimate the alligator population on the Kenne..
Now, write a class called Employee that inherits from the Person class. This class should have the additional attributes Department and DateHired. Be sure to include Accessor and Mutator methods as well as __init__ and __str__.
Write SQL commands which would implement this profile. Next, write query that would list profile, profile resource name, and limit value for the new profile.
Double the capacity of each DC-10 airplane.
Write SQL statements to develop database tables for each of these entities in the model.
Defined your E-R model and project description in the project you started and worked on in Weeks 1 and 2, start converting your logical E-R model to a physical
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