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Whst is logical schema ?
Logical schema is the entire database.
What are the different strategies of implementation of the Statecharts? There are two strategies for implementation of state charts: i) Basic Implementation Strategy
what problems are raised by the database? why is it so controversial? why is data quality an issue?
Explain three main attributes of data.
what is binary relationship
What are the difference between clustered and a non-clustered index? A clustered index is a special type of index that reorders the way records in the table are physically stor
What are the Objectives of Advance object design After this unit, you shall be able to: combine three OOAD models to obtain operations on the classes; develop algo
sql is relationally complete-justify
An entity type usually has an attribute whose values are distinct for every individual entity in the collection. Such an attribute is known as a key attribute and its values can be
using the invoice table shown below,write the relational schema,draw a dependencies,inclunding all partial and transitive dependencies.assume that the table does not contain repeat
What are the problems if one were not to normalize? When do these problems surface? Ans: Database normalization, sometimes considered to as canonical synthesis, is
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