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What is an ERD?
Gyan Gurukul is a software company that provides software related solution. Ashutosh Dubey who is the director of Gyan Gurukul want a three-level schema architecture for the Gyan G
explain external view
What are the aggregate objects in the data dictionary? Views Match codes Lock objects.
Project Description: I am having a random problem with my Wordpress site. If I click on "Publish" and "Add new", it takes me to a 404 page not found of /wp-admin/post.php (th
Types of data independence Data independence can be classified into the following two types: Physical Data Independence: This means that for any change made in the physi
One-way Associations If an association is only traversed in single direction, then it is known as one-way association. It is implemented as a pointer or an attribute which con
A relation has: Relational Schema Relation instance Relational Schema: A relational schema shows the relation's name, its attributes and the domain of every a
explain five responsibilities of DBA?
Data slice explanation
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