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Define blocks?
The database system resides eternally on non-volatile storage, and is into fixed-length storage units known as blocks.
What are axioms? Axioms or rules of inference give a simpler technique for reasoning about
Benefits and Limitations od Data Models?
Define access time. Access time is the time from when a read or write request is issued to when data transfer starts.
Write a short note on QBE? Stands for "Query By Example." QBE is a feature involved along with various database applications which gives user-friendly techniques of running da
examples of fields in a database
what is data link layer
What are called index-sequential files? The files that are ordered sequentially with a primary index on the search key are known as index-sequential files
Determine the Disadvantages of file based systems Some of the disadvantages of file based systems are like this: Data redundancy and inconsistency: the dissimilar applic
If R1 and R2 are two union compatible relations or functions, then the result of R3 = R1 ∩R2 is the relation that contains all tuples that are in both the relations In other words,
i have assignments I don''t have time to finish because of work and other assignments, can you help with this? All are from the book Darabase design, application development and a
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