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MySQL statements for extending the database to incorporate new facilities
Deliverables for submission
You must submit the following deliverables in the Assignment Dropbox in Blackboard by the stated FMA submission deadline for your class:
A single zip file named yourusername_dtfma.zip containing the deliverables specified below.
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1. The queries that you produced for (3) above. Each query should be in a separate .txt or .qbquery file named yourusername_qryx (replacing yourusername with your ITS username and x with the query number.
2. A report covering the requirements listed in (5) above. The report should be submitted as either a Word or .pdf document and named yourusername_dtfma_report (replacing yourusername with your ITS username).
Which operator is Cartesian product in relational algebra? Cartesian product in relational algebra is a binary operator. (It requires two operands. e.g., P X Q)
#question.what is mapping constraints and types?.
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What is Multivalued Attribute? Multivalued Attribute - Multivalued attribute might have more than one value for an entity. For instance, PreviousDegrees of a STUDENT.
let us consider a table having 2200 records and the fixed size of the table to be considered as 25.then how many numbers of table is requredto perform horizontal fragmentation
Relational and E-R Model There are three types of constraints on relational database that have: DOMAIN CONSTRAINT PRIMARY KEY CONSTRAINT INTEGRITY CONSTRAINT
Consider the following six relation schemes and their corresponding sets of functional dependencies. In each case identify a. All the candidate keys b. The highest normal for
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Write a short note on built in function in QBE? Built in function in QBE: QBE involves various built in functions like AVG, MAX,MIN,SUM and CNT. We must prefix these operator
Attribute Preservation This is a easy and obvious necessity that includes preserving all the attributes that were there in the relation that is being decomposed.
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