Q: What are optimizer hints and how are they used?
What are optimizer hints and how are they used?
See AnswerQ: What are some general guidelines for creating and using indexes?
What are some general guidelines for creating and using indexes?
See AnswerQ: Most query optimization techniques are designed to make the optimizer’s work easier
Most query optimization techniques are designed to make the optimizer’s work easier. What factors should you keep in mind if you intend to write conditional expressions in SQL code?
See AnswerQ: What recommendations would you make for managing the data files in a
What recommendations would you make for managing the data files in a DBMS with many tables and indexes?
See AnswerQ: What does RAID stand for, and what are some commonly used
What does RAID stand for, and what are some commonly used RAID levels?
See AnswerQ: What is the focus of most performance tuning activities, and why
What is the focus of most performance tuning activities, and why does that focus exist?
See AnswerQ: What are database statistics, and why are they important?
What are database statistics, and why are they important?
See AnswerQ: What database statistics measurements are typical of tables, indexes, and
What database statistics measurements are typical of tables, indexes, and resources?
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