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Developer is required to do a task including:
- Database Normalization
- Database Analysis
- ERM Diagram
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Skills required are Business Analysis, Database Administration
Question: In a multi-user database environment, locking mechanisms can be used to solve the three basic problems of concurrency. On the other hand, however, locking may also le
How many types of Views are there? There are Four types of views:- Database View Help View Projection View Maintenance View
composite attribute
What are the function of DBA?
Consider a typical sales invoice that would include the following information. Design a single table to hold all of the information required to store an invoice including this info
Draw an entity relationship diagram (ERD) for the following situation: A company has a number of employees. Each employee is identified by an Employee_Id. The company wants to st
How does the two phase protocol ensure serializability in database schedules? Ans: A transaction is termed to follow the two-phase locking protocol if all locking operations
What is the use of Union and intersection operation? Union: The result of this operation contains all tuples that are either in r1 or in r2 or in both r1 and r2.Duplicate tuple
what is natural join?
What is trigger Triggers are statements that are implemented automatically by the system as the side effect of a change to the database.
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