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What is the use of unique function?
UNIQUE function: If UNIQUE is specified then only unique values are used to computed the mean.
Concurrency Identification While designing analysis, model we map real world model into our analytical model. Real life objects are simultaneous in nature, but all the design
Reflects organisational structure: Many organizations are distributed over various locations. If an organisation has many offices in dissimilar cities, databases used in such an ap
Implementation and SQL Applications
Describe Database state in details? Database state: The actual data within the database at a particular moment in time is known as a database state.
Hello.I have database access assignment which consist of creation Form, Subform, Calculation, Macros
losers with new information systems
What is meant by mean time to failure? The mean time to failure is the amount of time that the system could run continuously without failure.
Special comparison operator used in where Clause a. between. ...and...It gives range among two values (inclusive) Example: SELECT ENAME, SAL FROM EMP WHERE SAL BETWE
Differance between internal and external schema? Internal and external schema: Internal Schema • Describes the physical storage structure • Uses a physical data model External
Problem : AirwaysCentre, an international airline booking company currently uses a relational database system for their operations, which includes the following relations: P
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