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SQL: Query optimization in practice

by Developer at minio, s.r.o. on Oct 26, 2012

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How the query planner in PostgreSQL works? Index access methods, join execution types, aggregation & pipelining. Optimizing queries with WHERE conditions, ORDER BY and GROUP BY. Composite indexes, ...

How the query planner in PostgreSQL works? Index access methods, join execution types, aggregation & pipelining. Optimizing queries with WHERE conditions, ORDER BY and GROUP BY. Composite indexes, partial and expression indexes. Exploiting assumptions about data and denormalization.

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SQL: Query optimization in practice SQL: Query optimization in practice Presentation Transcript