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What is use of generating such tables? How can you create temporary tables? When you require a table only for a short time after that you want it to disappear automatically you
The data of a view is not physically stored, but derived from one or more tables. True the data of a view is not physically stored
What is recovery management component? Ensuring durability is the responsibility of a software component of the base system known as the recovery management component.
A file manipulation command that extracts some of the records from a file is called ? A file manipulation command that extracts some of the records from a file is called SELECT
Define an operator that a Relational Algebra does not have Ans: Relational Algebra does not have Aggregation operators.
State the functional approach of object oriented methods Moving from a functional approach to an object oriented one needs a translation of functional model elements into objec
Example- Search the salary of employees who are not 'ANALYST' but get a salary below than or equal to any people employed as 'ANALYST'. SELECT EMPNO, ENAME, JOB, SAL FROMEMP
i need help for assignment ..
The advantages of a database management system (DBMS) include :- Data integrity and elimination of duplication.
The First Normal Form (1NF) Let us first describe 1NF: Definition: A relation (table) is in 1NF if 1. There are no duplicate tuples or rows in the relation. 2.
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