What are some disadvantages of time-stamping methods for concurrency control?
Answer to relevant QuestionsSuppose you are a manufacturer of product ABC, which is composed of parts A, B, and C. Each time a new product is created, it must be added to the product inventory, using the PROD_QOH in a table named PRODUCT. And each time ...Assuming that pessimistic locking with the two-phase locking protocol is being used, create a chronological list of the locking, unlocking, and data manipulation activities that would occur during the complete processing of ...Suppose 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.What are optimizer hints and how are they used?What type of I/O database operations would be most likely to be used to execute that query?
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