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Define Partial Key and Primary Key A partial key, also known as discriminator, is the set of attributes which can uniquely identify weak entities that are related to similar o
Data Mining 1. What is data mining? Write Data Mining applications. 2. Explain OLAP? Write the benefits of OLAP. 3. What are the key features of a Data Warehouse? 4. W
What is data independence? Data Independence: Techniques which permit data to be changed without affecting the applications in which procedure it. There are two types of data
I have a small project that contains 3 deliverable s. I have done the first one and I would like you to help me with second one
vertical fragmentation
In E-R Diagram how relationship type is represented ? In E-R Diagram relationship type is represented as a Diamond.
can you please explain with the help of suitable example the difference between conflict equivalence and conflict serializability?
What is the main goal of RAID technology? Describe the levels 1 through 5. RAID stands for Redundant Array of Inexpensive (or sometimes "Independent")Disks. RAID is a met
What are domain constraints? A domain is a set of values that might be assigned to an attribute .all values that appear in a column of a relation must be taken from the similar
List the table modification commands in SQL? A) Deletion B) Updates C) Insertion D) Update of a view
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