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Having clause
Example: Find maximum salary and department number of those departments where maximum salary is more than Rs 20000/-.
SELECT DEPTNO, MAX(SAL) FROM EMP
GROUP BY DEPTNO HAVING MAX(SAL) > 20000;
Describe the iterative and incremental life cycle For an iterative and incremental life cycle, two criteria are process and time. The main components of showing a project devel
What does authentication refer? Authentication refers to the task of verifying the uniqueness of a person.
what is cascading? what is rollback cascading? please explain in detail
Adding Redundant Associations for Efficient Access Redundant associations do not add any type of information, therefore during design we should actually examine structure of o
Load sample data into the database tables design and test queries to return the following information • All rows and columns for employees • All rows and columns for customers •
What Command You Use What Day of the week were you born
compare the features of oracle RDBMS with MySQL and Microsoft SQL server
Define the terms 1) physical schema 2) logical schema. Physical schema: The physical schema explains the database design at the physical level, which is the lowest lev
entity relationship diagram for online examination system
Write short notes on transaction state? A transaction may not always complete its implementation successfully such a transaction is termed aborted A transaction must be in o
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