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Write the motivations led to development of OO-DBMS?
1. Programmer frustration with RDBMSs.
2. Requirement for special features.
Ask q“A database will be made to store information about patients in a hospital. On arrival, each patient’s personal details (name, address, and telephone number) are recorded wher
Draw entity relationship diagram for the following scenario. A university has many departments whereas each department belongs to that particular uni. That uni has also many bui
1. Create the tables for the play-scheme database as specified in the TMA. 2. Enter the data as given in the spreadsheet. 3. Create queries to retrieve specified information
In E-R diagram how generalization is represented? in E-R diagram generalization is represented by Triangle shape.
What is foreign key? A relation schema r1 derived from an ER schema may contain among its attributes the primary key of another relation schema r2.this attribute is known as a
Explain the Relational Completeness Codd described the term relational completeness to consider to a language that is complete with respect to first-order predicate calculus ex
What is authorization graph? Passing of authorization from single user to another can be shown by an authorization graph.
entity relationship diagram about finance
how to make an e r diagram?
WHAT IS SQL
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