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Determine the Advanced modeling concepts
You have to follow some steps for object-oriented design.
These steps for OO Design methodology are as follow:
1) Produce object model
2) Produce dynamic model
3) Produce functional model
4) Define an algorithm for major operation
5) Package and Optimize.
WOUND-WAIT
Define Fifth Normal form is concerned with Ans : Fifth Normal form is concerned with Join dependency.
What is the use of with clause in SQL? The with clause gives a way of defining a temporary view whose explanation is available only to the query in which the with clause occurs
Describe integrity constraints? Integrity Constraints - A database is just as excellent as the information stored in it, and a DBMS must therefore help avoid the entry of inc
Adding Redundant Associations for Efficient Access The expression redundant association means using "duplicate association for proficient access". While analysis, it is not a
Data independence seems that "the application is independent of the access strategy and storage structure of data". In other words, the ability to change the schema definition in o
Write short notes on domain relational calculus The domain relational calculus uses domain variables that take on values from an attribute domain rather than values for whole
What it creates while a primary key is combined with a foreign key? It creates Parent-Child relation ship between the tables that connect them while a primary key is combined w
Illustrate how you can use QBE to perform logical AND and OR operation
INSERT INTO command : Values can be inserted for all columns or for the selected columns Values can be given by sub query. In place of values parameter substitution
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