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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.
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Your friend owns and operates a wholesale shoe business with annual revenues of $5 million dollars. His wholesale business specializes in supplying and supporting retailers with sh
What is the difference between serial and sequential files? How searching is applied on both? Ans: A serial file is one where the records have been stored in the order where
need requirement analysis for database management of stock market
Section A: Use the following tables to create a database called College. Use SQL commands. Student stuid(primary) lastName firstName
Why, generally does an object-oriented system use the relational DBMS? The reasons for using relational DBMS for OO systems could be any combination of following: a. Many or
Process of normalization is the integral part of designing a database. Justify this statement with suitable database design
What are the function of DBA?
what is meant semantic query optimization? how does it differ from other query optimization techniques?
Define the basic operations of the relational algebra? Ans: Basic operators of relational algebra are: 1. Union (∪) - Selects tuples which are in either P or Q or in bot
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