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File and system structure, Database Management System
Posted Date: 3/29/2013 11:59:16 AM | Location : USA
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Describe second normal and third normal form, Database Management Systems ...
Database Management Systems 1. Explain SQL Server 2000 Architecture with diagram. 2. Describe Second Normal and Third Normal Form. 3. Explain about query engine and stora
Explain the fundamental concepts of object-orientation, Explain the Fundame...
Explain the Fundamental concepts of object-orientation Software developers, data base administrators (DBAs) need to be familiar with fundamental concepts of object-orientation.
Discuss the problem of spurious tuples, Discuss the problem of Spurious tup...
Discuss the problem of Spurious tuples and how we may prevent it. Ans: A spurious tuple is, mainly, a record in a database that gets created while two tables are joined bad
Serialisable schedules, Serialisable Schedules: If the processes of two tra...
Serialisable Schedules: If the processes of two transactions conflict with each other, how to verify that no concurrency related problems have happened? For this, serialisability t
Variable length record, what are the reasons having variable length records...
what are the reasons having variable length records
Database manager, Database Manager It is the interface among low-leve...
Database Manager It is the interface among low-level data, queries and application programs. Databases typically need a large amount of storage space. It is kept on disks, as
Describe dynamic model, Describe Dynamic Model. The dynamic model speci...
Describe Dynamic Model. The dynamic model specifies allowable sequences of changes to the objects from an object model. It contains event trace diagrams describing scenarios. A
Creating views with check option-data control, Creating views with check op...
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
What is a primary index, What is a primary index? A primary index is an...
What is a primary index? A primary index is an index whose search key also explains the sequential order of the file.
Discuss the count function, Discuss the count function? The COUNT funct...
Discuss the count function? The COUNT function used returns the number of tuples or values fixed in a query. The count function comprises two types of syntax: (1) COUNT (*)
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