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Define average seek time. The average seek time is the average of the seek times, calculated over a sequence of random requests.
what is cascading? what is rollback cascading? please explain in detail
In an E-R diagram how attributes are represented ? In an E-R diagram attributes are represented in a ellipse.
What is the difference between WHERE and HAVING clauses?. Predicates in the WHERE clause applies to every tuple while the predicate in the HAVING clause applies to groups.
examples of fields in a database
What is the use of group by clause? Group by clause is used to be relevant aggregate functions to a set of tuples. The attributes given in the group by clause are used to shape
What is RDBMS terminology for a row? A tuple is a RDBMS terminology for a row
please i request for your assistance in developing a case-based online phone repair
What is known as heap file organization? In the heap file organization, any record can be placed anywhere in the file where there is space for the record. There is no ordering
In a job interview with a branch manager of a bank that operates in multiple Canadian provinces and the Yukon, you learn that all of the information is captured in real time in a s
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