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What is an ER diagram? Why is it used in Database management system (DBMS)?
Define multivalued dependency. What do understand by trivial multivalued dependency? Ans: A multivalued dependency is a full constraint among two sets of attributes in a rela
What are the DBMS languages? Briefly explain? Data Definition language (DDL):A database schema is specified through a set of definitions expressed through a special language
How many levels can be viewed in Architecture of the database ? Architecture of the database can be viewed as three levels.
Differentiate between a Global and a Local temporary table? - A local temporary table exists only for the duration of a connection or if defined inside a compound statement, fo
Normalize the given relation to 3NF, justifying each step
Normal 0 false false false EN-US X-NONE X-NONE
An instance of relational schema R (A, B, C) has distinct values of A including NULL values. then A is a candidate key or not? If relational schema R (A, B, C) has distinct val
Question: This form represents one of a number used for each sailing of a range of boats. A passenger may go on many sailings and will have the same passenger number for each.
The Form input elements are: Reporter name text type input Password
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