PostgreSQL Query Optimization Techniques | Databases A2Z

Learn how the PostgreSQL query planner approaches join planning, and how it gathers and uses statistics.
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In this talk, I’ll talk at a high level about how the PostgreSQL query planner approaches join planning, and how it gathers and uses statistics. Without losing sight of the fact that these algorithms generally work, I want to highlight some of the annoying cases where they break down, and the problems that they can cause for users and developers.
#PostgreSQL #Database #DatabasesA2Z
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Original video was published with the Creative Commons Attribution license (reuse allowed).
Link: • PostgreSQL Optimizer M...
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