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Explain What is Relation?
A database relation is a predefined row or column format for storing information in a relational database. Relations are equal to tables.
Write short notes on relational model The relational model uses a collection of tables to show both data and the relationships between those data. The relational mo
What is the aim of object design The aim of object design is to identify object which the system contains and the interactions among them. The system implements specification
What is the difference between WHERE and HAVING clauses?. Predicates in the WHERE clause applies to every tuple while the predicate in the HAVING clause applies to groups.
Ask questioYou are the database administrator in a university. You have been tasked to come up with a new database for the University. Using the stages in Database Life Cycle come
Question 1 Draw a Data Flow Diagram for a University scenario Question 2 Discuss the following with suitable examples Relational Algebra Operators Database Pla
what is multivalued dependency
Project Description: I am having a random problem with my Wordpress site. If I click on "Publish" and "Add new", it takes me to a 404 page not found of /wp-admin/post.php (th
data models are being replaced over years. Reasons and why does that happen?
Give an example of operations from the State Actions and Activities. For instance, in bank the activity verify account code and verify password
what would go in order patient#, patient name, patien address, surgeon#, surgeon name, surgery date, surgery type, drug admin
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