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Data Normalization: What is the importance of data normalization in the reduction of insertion and deletion anomalies? Provide examples of insertion and deletion anomalies.
1. Explain why it is important to reduce insert and deletion anomalies.
2. After Wednesday night, respond to the posts of at least two of your colleagues and engage them in discussion.
3. One of the building blocks of database design is data models and the associated data abstraction.
4. Can you think of an example from your experiences that can be dissected into the three levels of abstraction?
Write a program that- Reads the data from the file into an array of structure when the form is loaded
Create a row function and explain its purpose. Create some summarizing data and explain its purpose.
Design a database for Ray. For each director, list his or her number and name and the year he or she was born. If the director is deceased, list the year of death.
The appropriate SQL command which should be copied from your source code in MySQL and resultant tables, which must be screenshots to show the change due to the execution of the SQL commands
Develop an E-R diagram for the library database. The relation schemas for the library database. Normalization of the relations (your relations should be in 4NF), SQL statements for creating all tables in your ERD
you must have at least these entities region factory employee department training class. you should use the attributes
Covert the Extended Entity Relationship Diagram (EERD) for Orthopedic Alliance of Plano (OAP) described in assignment one to relations. See Lecture 5, slide 22 for relational schema.
Write a SELECT statement that returns three columns: EmailAddress, OrderID, and the order total for each customer.
This connection would be used to carry control signals relating to all user transport connection between the two entities. Discuss the implications of this strategy.
Explain what information is available from relational database containing one relation with attributes Name, Employee identification number, and Address which is not available.
Which of the following is not a basic component of a database system? Which of the following terms is synonymous with "tuple"
1. Recommend at least three (3) specific tasks that could be performed to improve the quality of datasets, using the Software Development Life Cycle (SDLC) methodology. Include a thorough description of each activity per each phase
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