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What does the cardinality ratio specify?
Mapping cardinalities or cardinality ratios state the number of entities to which another entity can be associated. Mapping cardinalities must be one of the following:
One to one
One to many
Many to one
Many to many
Create centralized relational database using Top down method- Construction of Logical Model: Translation EERD into Relational Schema: Use the 8 steps algorithm of converting EERD
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Discuss the importance and characteristics of database backup and recovery procedures, then describe the actions that must be detailed in backup and recovery plan
explain cascading rollback
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Explain the Cartesian product: The Cartesian product operation does not need relations to union-compatible. The meaning of this is that the involved relations may have dissim
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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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