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Re:Operating an Entire Company on a Minimal Two-Core Postgre... by sgarland on Thursday November 16, 2023 @06:33PM (#38297177)
> The DB will tell you what it's doing if you ask, it's all easily investigated.

It will tell you _what_ it's doing, but not _why_ it's doing it. Unraveling the mysteries of the query planner is a dark art that is still firmly in the realm of graybeards.

Re:Operating an Entire Company on a Minimal Two-Core Postgre... by sharadov on Thursday November 23, 2023 @02:47PM (#38396729)
Exactly and that's where it gets hairy and you need deep expertise.