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Results tagged with performance
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user 71476
An evaluation of whether a system works well enough to be fit for purpose. Normally performance refers to the speed with which a system completes an operation or set of operations over time.
3
votes
2
answers
9k
views
Real time much greater than `EXPLAIN ANALYZE`'s execution time (index scan)
I really cannot wrap my mind around such abysmal performance. The execution time provided by EXPLAIN ANALYZE was already high in the first place. … I cannot believe that Postgres' performance in my case is this bad. The server also has 8 cores, is it possible to parallelize this query as much as possible? …
- 525
4
votes
3
answers
6k
views
How to get rid of a Bitmap Heap Scan if the table already has the proper indices
I am running PostgreSQL 9.6. These are the relevant definitions:
CREATE TABLE IF NOT EXISTS instagram.profiles_1000 (
id SERIAL PRIMARY KEY,
username …
- 525