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Write short notes on domain relational calculus
The domain relational calculus uses domain variables that take on values from an attribute domain rather than values for whole tuple.
Explain the paths in the association network We can analyze use of paths in the association network as given below: Calculate each operation Find associations whic
Hierarchical model is also known by? A hierarchical model is also known as a Tree structure.
What are stand-alone procedures? Procedures that are not part of a package are called as stand-alone because they independently defined. A good example of a stand-alone procedu
What is D command work in the respect of QBE? D: It is the command inside QBE to delete tuple(s) from the relation.
How external/conceptual mapping and conceptual /internal mapping is performed
I need ERP system We are selling automotive spare parts on the internet and we require ERP software, which would sync with our e-shop. Our e-shop doesn't use any e-commerce plat
Enumerate or state the steps in creating a relevant database of a shop.
Explain the conventions for displaying an ER schema as an ER diagram? An E-R Diagram scheme might describe certain constraints to that the contents of a database must conform.
Adding Redundant Associations for Efficient Access Redundant associations do not add any type of information, therefore during design we should actually examine structure of o
What was the method in which records are physically stored in a specified order according to a key field in each record ? A method in which records are physically stored within
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