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What is Foreign Key
Foreign Key: Sometimes we may have to work with an attribute that does not have a primary key of its own. To recognize its rows, we have to use the primary attribute of a related table. Such a copy of another related table's primary key is known as foreign key.
Process of normalization is the integral part of designing a database. Justify this statement with suitable database design
how design database from begining
Mention the several levels in security measures. A) Database system B) Operating system C) Network D) Physical Human
E-R Model This data model is based on real world that consists of basic objects named entities and of relationship among these objects. Entities are illustrated in a database
Introduction In large projects, we can have many different companies working together. Generally, the project or contract is awarded to one company (Principal Contractor), which
how the string works as keyword?
What are the two types of serializability? The two types of serializability is a) Conflict serializability b) View serializability
Consistency: This property makes sure that a complete transaction implementation takes a database from one consistent state to another consistent state. If the transaction fails e
You are required to program (in a high level language such as C, C++, Java) and implement a cache simulator which will have the following inputs and outputs:- INPUTS
ERD Diagram of Medical Recruitment Agency?
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