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FDs in Entities:
Student entity:
Enrolment number → Student name, Address
Course Entity:
Course code → Course name
Instructor/ Teacher Entity:
Instructor → Office
What subschema expresses ? A subschema expresses the external view. (External schemas are called also called as subschemas)
What are the function of DBA?
What is a hash index? A hash index organizes the search keys, with their associated pointers, into a hash file structure.
You group has been hired by TrainingrUs.com to keeps track of training revenues. TrainingrUS.com wants you to keep scheduling. COURSE table contains following information:
Lack of Redundancy We have talked about the problems of repetition of information in a database. Such repetition should be stay away as much as possible. Let us state once again t
What are the typical phases of query processing
What are the factors to be taken into account when choosing a RAID level? A) Monetary cost of extra disk storage requirements. B) Performance requirements in terms of number
complete er diagram of textile industry management
WHAT IS DSS? WRITE ITS REQUIREMENTS.
Write an sql statement to find what is the percentage of home policies which are from the state of Arizona out of all Home policies by Policy Value.
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