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Which method is used to key transformation ?
A hash method is used to key transformation.
explain equi-join using illustration
Explain Hierarchical Model ? Hierarchical Model - It was established to model several kinds of hierarchical organizations which exist in the real world. It uses tree structur
The Form input elements are: Reporter name text type input Password
How external/conceptual mapping and conceptual /internal mapping is performed
Illustrate different types of Locks in SQL Server. There are three kinds of locks in SQL Server i.) Shared locks - These are used for operations which don't allow any update
What is the need for triggers? Triggers are useful mechanisms for alerting humans or for starting particular tasks automatically when particular conditions are met.
What is Stored Procedure? A stored procedure is a named group of SQL statements that have been previously formed and kept in the server database. Stored procedures accept input
You are to write a property management database program that allows a real estate agent to view, add, search, and save property listings. The program is to do the following: 1.
In Database software have only pure security or some dis secured by administrator?
What is meant by functional dependencies? Consider a relation schema R and α C R and β C R. The functional dependency α ->β holds on relational schema R if in any legal relati
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