Query Planning Insights
Effective query planning can significantly reduce execution time, as highlighted by the importance of statistics in Postgres. By maintaining up-to-date data on common values and their frequencies, Postgres enhances its decision-making process, allowing for efficient queries. The discussion emphasizes that sometimes gathering new statistics is more cost-effective than executing a poorly planned query, showcasing the ongoing improvements in query optimization.In this clip
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Episode 454: Thomas Richter Postgres as an OLAP database
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