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Describe Graphical User Interface?
Graphical User Interfaces (GUIs) - A GUI typically displays a schema to the user in diagrammatic form. The user can then specify a query through manipulating the diagram. In several cases, GUIs utilizes both menus and forms. Most GUIs use a pointing device to pick certain elements of the displayed schema diagram.
Distributed Database Management System
Define an operator that a Relational Algebra does not have Ans: Relational Algebra does not have Aggregation operators.
Define access time. Access time is the time from when a read or write request is issued to when data transfer starts.
WHAT IS DSS? WRITE ITS REQUIREMENTS.
Define outer union operation of the relational algebra. Compute the outer union for the relations R and S given below. Outer Join - If there are any values in one tabl
Describe integrity and security? a) Domain constraint b) Referential integrity A value that appears in one relation for a given set of attributes also appear fo
This project requires you to create a database design. Your design will be documented in a set of Entity-Relationship diagrams. Draw a set of Entity-Relationship diagrams to mode
Use Access 2007 to create a database called UniLib.mdb. - this file should be created on your personal drive at the university (or C: if you're using Access 2007 at home) and t
Why Like predicate used for? LIKE predicate: The LIKE predicate searches for strings in which have a certain pattern.
sir, could anybody help me in getting complete information about the mentioned topic
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