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Determine Which is not a consequence of concurrent operations?
Ans: Update anomaly.
WHAT IS MEANT BY E-R MODEL
Explain the concept of Modeling With Objects A model is a conceptual representation of a specification, design or system from a particular point of view. A modelling language
Describe the Association: Design Before we describe association design let us define association "Association is set of links between two objects in the object model". It is
why data in an RDMS need to be normalised
What are the authentication modes in SQL Server? How can it be changed? Windows mode and Mixed Mode - SQL and Windows. To alter authentication mode in SQL Server click Start, P
State the Design of Associations Before designing associations, it is essential to know the way they are used. For this, analysis of association traversals is required. It is
recovey techniques based on deferred update and immediate update
how can apply joins on table
What is a SELECT operation? The select operation selects tuples that please a given predicate. We use the lowercase letter σ to denote selection.
Explain the Attribute inheritance Ans: Throughout the rendering of the objects in a view, attribute sets of objects higher in the view hierarchy are inherited via objects below
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