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Datawarehouse Case studies, Database Management System
I have been given 8 differebt data warehouseing failure case studies. I need to question 4 questions for each
Posted Date: 1/18/2013 2:23:04 PM | Location : United States
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Define a relation schema, A Relation Schema represented by R(A1, A2, .....
A Relation Schema represented by R(A1, A2, ..., An) is made up of the relation name the list of attributes and R Ai that it contains. A relation is described as a set of tuples
Answer, what is database management system? & why it is required?
what is database management system? & why it is required?
Differance between open addressing and chaining collision, Differance betwe...
Differance between Open addressing and chaining for collision resolution ? In open addressing , proceeding from the occupied position specified by hash address the program che
What is de-normalization, What is De-normalization? De-normalization is...
What is De-normalization? De-normalization is the method of attempting to optimize the performance of a database by adding redundant data. It is sometimes essential because cur
Illustrate the deployment diagram, Illustrate the Deployment Diagram A...
Illustrate the Deployment Diagram A deployment diagram shows all nodes on network, their processor execution and interconnections. In a dynamic model, this is used to represen
Lock, lock and types of lock
lock and types of lock
Complete replication-data replication, Complete replication: It implies ma...
Complete replication: It implies maintaining of a whole copy of the database at every site. Thus, the reliability & availability and performance for query response are maximized.
Data handling and research methods, Data Handling and Research Methods: ...
Data Handling and Research Methods: The dataset encompassing 130 participants contains several variables measuring detrimental health related behaviours referring to the use o
Draw an entity-relationship model, Draw an Entity-Relationship model for ...
Draw an Entity-Relationship model for the relational schema given in the Appendix. Show all the entities, relationships, relationship names, and attributes and also underline the
Example of sequences, Example : Create a sequence named SEQSS that starts a...
Example : Create a sequence named SEQSS that starts at 105, has a step of 1 and can take maximum value as 2000. CREATE SEQUENCE SEQSS START WITH 105 INCREMENT BY 1 MAX VA
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