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how to write tables and drow E-R diagrams for hosiptal management system and how to normalize and cardinalities?
What are temporary tables? Temporary tables exist solely for a particular session or whose data persists for the duration of the transaction.
What is abstraction? Abstraction in the object orientation is a idea that provide opportunity to express necessary properties of object without providing much details of the im
Question 1 Draw a Data Flow Diagram for a University scenario Question 2 Discuss the following with suitable examples Relational Algebra Operators Database Pla
Consider the following database schema: STAFF(StaffNo, fName, lName, Position, sex, dob, branchNo) BRANCH(BranchNo, Street, City) Assume the following for the above database
how does Btree differ from a B+ - tree?
What is authorization graph? Passing of authorization from single user to another can be shown by an authorization graph.
What are the properties in a relation ? In a relation Ordering of rows is immaterial and No two rows are identical.
Our company hires independent contractors to install equipment at precise locations across North America. We want to track the installation data and generate reports. The compan
What is the use of with clause in SQL? The with clause gives a way of defining a temporary view whose explanation is available only to the query in which the with clause occurs
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