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1) Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a pict
explain in detail about time stamp orderting/
What is a function group? A function group is a collection of logically related modules that share global data with every other. All the modules in the group are contained in
Whst is logical schema ? Logical schema is the entire database.
Describe Physical Data independence ? Physical Data Independence - It is capacity to modify the internal schema without having to change conceptual schema. Therefore, the exter
Which are the two ways in which entities can participate in a relationship? Total and partial are the two ways in which entities can participate in a relationship
Explain Candidate key? Candidate Key - A candidate key is a minimal superkey, that can be used to uniquely identify a tuple in the relation.
List the drawbacks of relational database system A) Repetition of data B) Inability to s certain information.
define locking in simple language and decribed it
What are the basic objects of the data dictionary? Tables Domains Data elements Structures Foreign Keys
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