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East Coast Aquarium Relational Database
Extend your CREATE TABLE statement from problem 3 with referential integrity constraints. Updates and deletes on related rows are restricted. 6. From examination of the sample data
What are metrics for choosing the best algorithm? Matrices for choosing the best algorithms are as below: Computational complexity Ease of understand ability and im
Describe Interfaces for the DBA? Interfaces for the DBA - Most database systems holds privileged commands which could be used only through the DBA's staff. These involves com
Write short notes on relational model The relational model uses a collection of tables to show both data and the relationships between those data. The relational model is an ex
Introductory course and so does not require any fancy coding. I will provide a guidance document to help you in producing the solutions.
What is nested relational model? The nested relational model is an extension of relational model in which domains might be either atomic or relation valued.
Differance between DDL and SDL? DDL and SDL - The data definition language (DDL) is used through DBA and database designers to describe internal schema, conceptual schema, and
In which relational modes, cardinality is termed? Answer : Cardinality is termed in a number of tuples relational modes.
what is cascading? what is rollback cascading? please explain in detail
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