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Which component is not included in database environment ?
A users component is not included in database environment.
What is an Operand? The data on which the operation is to be performed is known as an Operand
What are the advantages of creating a table from existing table?
note on hashing technique
Describes the several relationship constraints through giving suitable example? Constraints on relationships: There are two kinds of constraints on relationships. 1) Mapping
what are information system hirarchy?
Explain the Aggregation implies concurrency Concurrency actually is: This in objects can be identified by the way they change state. Present objects can change state independen
How can you map NULL values to other values while display? IF( ) , IFNULL( ) keywords are used to do so. They are 'LIMIT' is used for the following kinds of problems: 1) Ans
What is System R? What are its two major subsystems? System R was intended and developed over a period of 1974-79 at IBM San Jose Research Center. It is a prototype and its pur
What is the use of unique function? UNIQUE function: If UNIQUE is specified then only unique values are used to computed the mean.
Command Line Interfaces: These are interactive interfaces, character-based that let you use the complete power and functionality of the DBMS query language directly. They permit yo
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