YSQL uses PostgreSQL’s system catalog caches to avoid repeatedly reading metadata from the distributed system catalog. But there is another useful optimization […]
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Identifying YSQL Catalog Tables to Preload – Without Grepping Logs Across Nodes
When a new YSQL backend session executes a query for the first time, PostgreSQL must read metadata from system catalog tables In […]
Read MoreRetain Hot or Warm Data in Memory to Enhance Read Performance
In PostgreSQL, shared_buffers is a configuration parameter that determines the amount of memory dedicated to caching data blocks in shared memory. This is […]
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