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explain the mapping constraints
What Command You Use What Day of the week were you born
what is cascading rollback
Define single valued and multivalued attributes. Single valued attributes: attributes with a single value for a particular entity are known as single valued attributes. Mult
Define the Attribute Inheritance The attributes of a higher level entity set are inherited through a lower level entity set made by specialization-generalization hierarchy. Nam
What functions does a data dictionary perform? In a (DBMS)data management system, the principal functions performed by the data dictionary are Management of data defini
Explain four causes for failures in data warehouse projects
what are the limitations of dbms?
Ask question #Minim 100 words accepted#what is recovery management component in database management system and how it is useful
Have a look around the site, and at some of the sites they have featured. These are all examples of bad design, and also offer an explanation about why they fall into this category
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