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Name the various privileges in SQL? A) Delete B) Select C) Insert D) Update
how to design a bakery business in data base
Explain trivial dependency? Functional dependency of the form α ->β. is trivial if α C β. Trivial functional dependencies are satisfied by all the relations.
What are the properties in a relation ? In a relation Ordering of rows is immaterial and No two rows are identical.
In Oracle what is system global area and how is it organized? The SGA is a collection of shared memory fields which along with the Oracle processes constitute an Oracle instan
Answer SQL Queries to extract data from data tables and questions on mapping conceptual data models into relational data model.
Logical Operators Rules of Precedence: Order evaluated Operator 1 All comparison operators 2
explain normalization,and give the examples 1NF,2NF,3NF,BCNF.AND FUNCTIONAL DEPANDENACY AND DECOMPOSITION TECHNIQUES.
What is Disadvantages Of DBMS ? 1. Cost of Software and Hardware and Migration - A important disadvantage of the DBMS system is cost. 2. Reduced Response and Throughpu
What is a Database? To know what database is, we have to start from data, which is the basic building block of any DBMS. Data: Facts, figures, statistics etc. having no pa
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