Trace the use of the transaction log in database recovery.
Answer to relevant QuestionsSuppose you are asked to evaluate a DBMS in terms of lock granularity and the different locking levels. Create a simple database environment in which these features would be important.In simple terms, the DBMS processes queries in three phases. What are those phases, and what is accomplished in each phase?What does RAID stand for, and what are some commonly used RAID levels?Using Table 11.4 as an example, create two alternative access plans. Use the following assumptions: a. There are 8,000 employees.b. There are 4,150 female employees.c. There are 370 employees in area code 615.d. There are ...Discuss the possible data request scenarios in a distributed database environment, single request accessing a single remote database.Figure D12.1 Single Request to Single RemoteDBMS
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