In simple terms, the DBMS processes queries in three phases. What are those phases, and what is accomplished in each phase?
Answer to relevant QuestionsIf indexes are so important, why not index every column in every table? (Include a brief discussion of the role played by data sparsity.)What recommendations would you make for managing the data files in a DBMS with many tables and indexes?How should you rewrite the query to ensure that it uses the index you created in your solution to Problem 25?Use the recommendations given in Section 11.5.2 to rewrite the query to produce the required results more efficiently.How does a BASE system differ from a traditional distributed database system?
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