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I have to solve a problem using access
What is the used of specifying alias? Specifying alias: is used to rename column or attribute in a table.
Critically evaluate the bulleted list of information-related items in this case study. How are each contradictory to the notion of being an information-literate knowledge worker?
sql is relationally complete-justify
The dataset " CFOLYMPICS.XLS " contains the observations used in the above article. The definitions of the variables are also included in this spreadsheet. However, for the purpo
Can a domain, assigned to a data element be changed? Yes. We can do so by just overwriting the entry in the field domain.
Concurrency issues Data integrity: Threads accessing same object need to be synchronized, such as: banking account. Deadlock: One or more threads in system are perman
Explain about primary key Primary Key: It is one of the candidate keys that are taken to be the recognizing key for the entire table. E.g. although there are two candidate ke
Lost Updates : Suppose the two transactions T3 and T4 run simultaneously and they happen to be interleaved in the following way (suppose the initial value of X as 10000):
Which two files are used during operation of the DBMS? Data dictionary and transaction log are two files used during operation of the DBMS.
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