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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.
Note: The zip file must be submitted in .zip format. Other formats (such as .rar) are not acceptable and will not be marked.
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).
What is the use of integrity constraints? Integrity constraints make sure that changes made to the database by authorized users do not result in a loss of data consistency. The
Functional Dependency Consider a relation R that has 2 attributes A and B. The attribute B of the relation is functionally dependent on the attribute A if and only if for every
For every multivalued attribute 'A', we make a new relation R that contains an attribute corresponding to plus the primary key attribute k of the relation that shows the entity typ
Candidate Key: In a relation R, a candidate key for R is a subset of the set of attributes of R, which have the differnt two properties: (1) Uniqueness: N
What is a data dictionary? Data Dictionary is a main source of data in a data management system. Its major function is to carry the creation and management of data definition
Can we delete data element, which is being used by table fields. No we cant delete data element.
A step-wise distributed database design methodology Following is a step-wise methodology for distributed database design. (1) Examine the nature of distribution. Find out wh
write program
What is a Phantom Deadlock? In distributed deadlock detection, the delay in propagating local information might cause the deadlock detection algorithms to recognize deadlocks
What are the technique to define a schema completely ? A schema is completely define by DDL and DML query language.
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