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What is document scanning and imaging?
Document scanning and imaging, or digital archiving, is the method of scanning a document into a digital image to archive and retrieve at a later date. A document can be from one to numerous thousand pages, and can contain images and text.
If R1 and R2 are two union compatible relations or functions, then the result of R3 = R1 ∩R2 is the relation that contains all tuples that are in both the relations In other words,
In this exercise you will create ten records, each containing the following fields: student name, class: Freshman, Sophomore, Junior or Senior, Major: Liberal Arts or General Sci
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external and internal mapping with examples
How many levels can be viewed in Architecture of the database ? Architecture of the database can be viewed as three levels.
Economics: It is now usually accepted that it costs less to make a system of smaller computers with the equivalent power of a one large computer. It is more cost-effective to get s
What is Trigger? Trigger: A database trigger is procedural code which is automatically executed in response to specific events on a particular table in a database. Triggers can
Which model is record based logical model? Network Modelis basically known as record based logical model.
explain cascading rollback
State the terms Designing the database and Normalization Designing the database: Out of the ERD we have formed, it is very easy to verify the tables, the attributes which the
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