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Define Outer join Outer join - If there are any type of values in the one table that do not have corresponding value(s) in the other, in an equi-join which will not be selected
Probelm: (a) A distributed database (DDB) is a collection of multiple, logically interrelated databases which are physically distributed over a computer network" (i) Give a
What is advantage of two-way association? Two-way association advantages are following: a) Independent of the classes. b) Useful for existing predefined classes that are
I need help with data warehousing and business intelligence course project about designing a data warehouse for a jewelry company that does not have one
INSERT INTO command : Values can be inserted for all columns or for the selected columns Values can be given by sub query. In place of values parameter substitution
An employee record has the following structure struct employee { int eno; char name[22]; float salary; char dept[10];}; (i) Calculate the record size R in bytes.
What is NULL? Simply NULL means not in value.
how draw er diagram
explain exhausitively the problems associated with er diagrams with ellustrations
Can we delete data element, which is being used by table fields. No we cant delete data element.
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