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Explain the Weak Entity Set
An Entity set which does not have sufficient attribute to make a primay key is known as weak entity set. For instance, dependents of an employee in an organization do not comprise an identifying attribute.
how to find entities
write an SQL statement to create the database in MYSQL server
Explain the Management of Data Store Every system irrespective of its nature of application requires storing permanent data for consequent use in problem solving. Some objects
Client Server Databases- The concept behind the Client/Server systems is simultaneous, cooperative processing. It is an approach that presents a one systems view from a user's vie
CAN SOMEONE HELP ME WITH ENTITY DIAGRAMS IN FIRST NORMAL FORM?
What are the DBMS languages? Briefly explain? Data Definition language (DDL):A database schema is specified through a set of definitions expressed through a special language
What was the method in which records are physically stored in a specified order according to a key field in each record ? A method in which records are physically stored within
cardnality ratio for humanresource mangement system
Give the levels of data abstraction? There are three levels of Data Abstraction a) Physical level b) logical level c) view level
Which is the properties of entities? Attributes is the properties of entities.
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