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Consider student (std_id, std_name, date_of_birth, phone, dept_name). Put the data for a student with student id200, name arun, birth date 1 February, 1985, phone number (01110 32818 and dept name English in the student table.
INSERT INTO student VALUES (200,'arun,''01-FEB-85','(0111)32818','English');
This project will involve designing and creating a database for an organization. In the design of a database, there is no single "perfect" design. So your database design may not
which component of DBMS can be embedded in a program? The data manipulation language (DML) is a component which is embedded in a program.
How does a query tree represent a relational algebra expression? Discuss any three rules for query optimisation, giving example as to when should each rule be applied. Ans
Give the limitations of SQL authorization. The code for checking authorization becomes intermixed with the rest of the application code. Implementing authorization by applic
In which format database schema is written ? Data base schema is written in the DDL format.
what is entity in database system?
Describe the difference between a one-to-many and a many-to-many relationship. Which logical data structures comprise one-to-many and which comprise many-to-many relationship?
Which is the properties of entities? Attributes is the properties of entities.
data models are being replaced over years. Reasons and why does that happen?
Primary Index In primary index, there is a one-to-one relationship among the entries in the index table and the records in the major table. Primary index can be of two types:
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