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Everything about Query optimization

Feature to efficiently execute queries efficiently in DBMS software

Query optimization is a feature of many relational database management systems and other databases such as NoSQL and graph databases. The query optimizer attempts to determine the most efficient way to execute a given query by considering the possible query plans. Wikipedia →

🧭 Start here: a 6-step reading path

  1. Read the overview: Query optimizationA 5-minute orientation
  2. Skim a recent paper: AutoSteer: Learned Query Optimization for Any SQL DatabaseInfluential work since 2022
  3. Pick up a classic book: O. A. C. Review Volume 31 Issue 6, February 1919The most-reprinted book on the subject
  4. Read the landmark paper: Multiple-query optimizationCited 577 times
  5. Go sideways: Query planA closely related topic
  6. Go sideways: Select (SQL)A closely related topic

📖 Definitions

No dictionary entry for this exact phrase.

🗂️ The subject at a glance

  1. General considerations
  2. Implementation
  3. Extensions

🏆 Landmark papers (most cited)

🆕 Influential since 2022

📚 Books worth reading

Ranked by number of editions on Open Library, a rough measure of how lasting a book is.

🔗 Related topics