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What is RDBMS terminology for a row?
A tuple is a RDBMS terminology for a row
What is Asterisk in SQL? Asterisk (*): In SQL, the columns for all the tables and views in the FROM clause will be displayed.
Creating views with check option : This option limits those updates of data values that cause records to go off the view. The following instance tells this in more detail: Examp
#question benefits and limitations of data models..
How many types of users works on database? Users are differentiated through the way they expect to interact along with the system (i) Application programmers-interact with
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Define the Wait for graph Ans: The wait-for-graph is a directed graph and consist of nodes and directed arcs; the nodes of the graph are active transactions. An arc of the grap
State the definition of association An association is a structural relationship which specifies that objects of one thing are connected with objects of another. In UML, asso
multiplicity constarin
What is OOM? Object oriented modeling is an approach by which modeling of systems is done by visualizing the system based on real world concepts. Object oriented modeling does
Explain the B + tree? B + tree is a type of tree which denotes sorted data in a way that permits for efficient insertion, retrieval and removal of records, each of which is
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