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What are the two types of indices?
The two types of indices are:-
A) Dense index
B) Sparse index
State the Component Diagram A component diagram represents a set of component and relationships among them. In a dynamic model, component diagram is used to model physical com
what is database management system? & why it is required?
In Database software have only pure security or some dis secured by administrator?
Create table employee and enter employee data in SQL? Consider the following relational schemas: EMPLOYEE (EMPLOYEE_NAME, STREET, CITY) WORKS (EMPLOYEE_NAME, COMPANYNAME, SAL
Which database level is closest to the users? External database level is closest to the users.
What is an index? An index is a structure that helps to place desired records of a relation quickly, without probing all records.
What is Relational Algebra? Relational algebra is a Procedural query Language?
Why do so various organizations use MySQL? Advantages: Open source Highly efficient Offers a high scalability in terms of size and connectivity. Highly prote
er diagram on cosmetics.
Question: Using the data model express the following queries in SQL. (a) Create the Table named "Cinema" and make the cinema_code to be the primary key of the relation and
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