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Updated readme [skip ci]

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Andrew Kane
2023-03-02 19:22:00 -08:00
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README.md
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@@ -97,7 +97,7 @@ Specify the number of probes (1 by default)
SET ivfflat.probes = 1;
```
A higher value improves recall at the cost of speed.
A higher value improves recall at the cost of speed, and it can be set to the number of lists for exact nearest neighbor search.
Use `SET LOCAL` inside a transaction to set it for a single query