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Added L1 distance operator to docs [skip ci]

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Andrew Kane
2024-04-22 13:22:28 -07:00
parent f9941c2992
commit 881fbc15ef
1 changed files with 2 additions and 1 deletions
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@@ -81,7 +81,7 @@ Get the nearest neighbors by L2 distance
SELECT * FROM items ORDER BY embedding <-> '[3,1,2]' LIMIT 5; SELECT * FROM items ORDER BY embedding <-> '[3,1,2]' LIMIT 5;
``` ```
Also supports inner product (`<#>`) and cosine distance (`<=>`) Also supports inner product (`<#>`), cosine distance (`<=>`), and L1 distance (`<+>`, unreleased)
Note: `<#>` returns the negative inner product since Postgres only supports `ASC` order index scans on operators Note: `<#>` returns the negative inner product since Postgres only supports `ASC` order index scans on operators
@@ -143,6 +143,7 @@ Supported distance functions are:
- `<->` - L2 distance - `<->` - L2 distance
- `<#>` - (negative) inner product - `<#>` - (negative) inner product
- `<=>` - cosine distance - `<=>` - cosine distance
- `<+>` - L1 distance (unreleased)
Get the nearest neighbors to a row Get the nearest neighbors to a row