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Define Physical and Logical independence Ans: Physical data independence: The ability to modify physical level without causing application program to be rewritten. Logic
how can apply joins on table
Ask question #Minim 100 words accepted#what is recovery management component in database management system and how it is useful
definition and its work
How do I use strap on?#
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WHY SHOULD NULL IN A RELATION BE AVOID AS possible?
What is Multivalued Attribute? Multivalued Attribute - Multivalued attribute might have more than one value for an entity. For instance, PreviousDegrees of a STUDENT.
An example of a weak entity is Staff because the availabilityID cannot be uniquely identified unless it is used in conjunction with the foreign key known as availabilityID in the A
various techniques of hashing?
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