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docs: add missing pgvector reranking CLI options to README (#726)
The pgvectorhnsw help section was missing --reranking, --reranking-metric, and --quantized-fetch-limit options that are available in the CLI.
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README.md

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@@ -150,6 +150,15 @@ Options:
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quantization type for vectors (in table). If
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equal to bit, the parameter
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quantization_type will be set to bit too.
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--reranking / --skip-reranking Enable reranking for HNSW search for binary
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quantization
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--reranking-metric [L2|COSINE|IP|DP]
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Distance metric for reranking [default:
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COSINE]
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--quantized-fetch-limit INTEGER
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Limit of fetching quantized vector ranked by
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distance for reranking --
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bound by ef_search
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--custom-case-name TEXT Custom case name i.e. PerformanceCase1536D50K
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--custom-case-description TEXT Custom name description
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--custom-case-load-timeout INTEGER

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