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Explain weak and strong entity type ? Weak and Strong entity type: An entity set which does not have a primary key is referred to as a weak entity set. The existence of a wea
Define Deadlock recovery measures To recover from deadlock, the cycle in the wait-for-graph should be broken. The common technique of doing this is to rollbac
About Attribute inheritance
What does conceptual design work? A conceptual design involves modelling independent of the DBMS.
Q. Explain the terms key constraints participation constraints and mapping caradinalities in ER model. Participation Constraints : The participation of an entity set E i
MySQL Database Merge Project Description: I have two databases, I need merge the data of one database into another Work to be done online right now. Payment can be done
This project will involve designing and creating a database for an organization. In the design of a database, there is no single "perfect" design. So your database design may not
Write a query to define tables students and teachers as sub tables of people? Create table students of student under people Create table teachers of teacher under people
exercise solution
Desirable Properties Of Decomposition Decomposition is a process of dividing a relation into its projections that will not be disjoint. Please remind the Relational projection
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