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Add subsection about stable ordering to pagination section (#2463)
* Add 'Stable Ordering' section to 'Pagination' section * Add FAQ entry * Small edits to the Pagination section * Apply title case to all headers on page * Small edit
This commit is contained in:
Abdon Pijpelink
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This code snippet demonstrates how to paginate search results without duplicate points. By collecting the point IDs returned on each page and passing them to a `must_not: has_id` filter on the next request, each subsequent page excludes all previously seen results.
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using Qdrant.Client;
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using static Qdrant.Client.Grpc.Conditions;
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public class Snippet
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{
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public static async Task Run()
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{
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var client = new QdrantClient("localhost", 6334); // @hide
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ulong[] seenIds = [83461, 19284, 57392, 44017, 91825]; // IDs returned on previous pages
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// The ! operator negates the condition (must not)
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await client.QueryAsync(
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collectionName: "{collection_name}",
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query: new float[] { 0.2f, 0.1f, 0.9f, 0.7f },
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filter: !HasId(seenIds),
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limit: 5
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);
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}
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}
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```csharp
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using Qdrant.Client;
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using static Qdrant.Client.Grpc.Conditions;
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ulong[] seenIds = [83461, 19284, 57392, 44017, 91825]; // IDs returned on previous pages
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// The ! operator negates the condition (must not)
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await client.QueryAsync(
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collectionName: "{collection_name}",
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query: new float[] { 0.2f, 0.1f, 0.9f, 0.7f },
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filter: !HasId(seenIds),
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limit: 5
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);
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```
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```go
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import (
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"context"
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"github.com/qdrant/go-client/qdrant"
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)
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seenIds := []uint64{83461, 19284, 57392, 44017, 91825} // IDs returned on previous pages
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pointIds := make([]*qdrant.PointId, len(seenIds))
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for i, id := range seenIds {
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pointIds[i] = qdrant.NewIDNum(id)
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}
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client.Query(context.Background(), &qdrant.QueryPoints{
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CollectionName: "{collection_name}",
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Query: qdrant.NewQuery(0.2, 0.1, 0.9, 0.7),
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Filter: &qdrant.Filter{
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MustNot: []*qdrant.Condition{
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qdrant.NewHasID(pointIds...),
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},
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},
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Limit: qdrant.PtrOf(uint64(5)),
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})
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```
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```java
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import static io.qdrant.client.ConditionFactory.hasId;
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import static io.qdrant.client.PointIdFactory.id;
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import static io.qdrant.client.QueryFactory.nearest;
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import io.qdrant.client.QdrantClient;
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import io.qdrant.client.QdrantGrpcClient;
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import io.qdrant.client.grpc.Common.Filter;
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import io.qdrant.client.grpc.Points.QueryPoints;
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import java.util.List;
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var seenIds = List.of(id(83461), id(19284), id(57392), id(44017), id(91825)); // IDs returned on previous pages
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client.queryAsync(
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QueryPoints.newBuilder()
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.setCollectionName("{collection_name}")
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.setQuery(nearest(0.2f, 0.1f, 0.9f, 0.7f))
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.setFilter(
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Filter.newBuilder()
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.addMustNot(hasId(seenIds))
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.build())
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.setLimit(5)
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.build())
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.get();
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```
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```python
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from uuid import UUID
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from qdrant_client import QdrantClient, models
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seen_ids: list[int | str | UUID] = [83461, 19284, 57392, 44017, 91825] # IDs returned on previous pages
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client.query_points(
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collection_name="{collection_name}",
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query=[0.2, 0.1, 0.9, 0.7],
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query_filter=models.Filter(
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must_not=[
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models.HasIdCondition(has_id=seen_ids),
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]
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),
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limit=5,
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)
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```
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```rust
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use qdrant_client::qdrant::{Condition, Filter, QueryPointsBuilder};
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use qdrant_client::Qdrant;
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let seen_ids = vec![83461u64, 19284, 57392, 44017, 91825]; // IDs returned on previous pages
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client
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.query(
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QueryPointsBuilder::new("{collection_name}")
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.query(vec![0.2, 0.1, 0.9, 0.7])
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.filter(Filter::must_not([Condition::has_id(seen_ids)]))
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.limit(5),
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)
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.await?;
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```
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+15
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```typescript
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const seenIds = [83461, 19284, 57392, 44017, 91825]; // IDs returned on previous pages
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client.query("{collection_name}", {
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query: [0.2, 0.1, 0.9, 0.7],
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filter: {
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must_not: [
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{
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has_id: seenIds,
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},
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],
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},
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limit: 5,
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});
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```
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+36
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package snippet
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import (
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"context"
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"github.com/qdrant/go-client/qdrant"
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)
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func Main() {
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// @hide-start
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client, err := qdrant.NewClient(&qdrant.Config{
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Host: "localhost",
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Port: 6334,
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})
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if err != nil { panic(err) }
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// @hide-end
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seenIds := []uint64{83461, 19284, 57392, 44017, 91825} // IDs returned on previous pages
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pointIds := make([]*qdrant.PointId, len(seenIds))
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for i, id := range seenIds {
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pointIds[i] = qdrant.NewIDNum(id)
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}
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client.Query(context.Background(), &qdrant.QueryPoints{
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CollectionName: "{collection_name}",
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Query: qdrant.NewQuery(0.2, 0.1, 0.9, 0.7),
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Filter: &qdrant.Filter{
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MustNot: []*qdrant.Condition{
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qdrant.NewHasID(pointIds...),
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},
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},
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Limit: qdrant.PtrOf(uint64(5)),
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})
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}
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+12
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```http
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POST /collections/{collection_name}/points/query
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{
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"query": [0.2, 0.1, 0.9, 0.7],
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"filter": {
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"must_not": [
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{ "has_id": [83461, 19284, 57392, 44017, 91825] }
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]
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},
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"limit": 5
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}
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```
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package com.example.snippets_amalgamation;
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import static io.qdrant.client.ConditionFactory.hasId;
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import static io.qdrant.client.PointIdFactory.id;
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import static io.qdrant.client.QueryFactory.nearest;
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import io.qdrant.client.QdrantClient;
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import io.qdrant.client.QdrantGrpcClient;
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import io.qdrant.client.grpc.Common.Filter;
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import io.qdrant.client.grpc.Points.QueryPoints;
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import java.util.List;
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public class Snippet {
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public static void run() throws Exception {
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// @hide-start
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QdrantClient client =
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new QdrantClient(QdrantGrpcClient.newBuilder("localhost", 6334, false).build());
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// @hide-end
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var seenIds = List.of(id(83461), id(19284), id(57392), id(44017), id(91825)); // IDs returned on previous pages
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client.queryAsync(
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QueryPoints.newBuilder()
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.setCollectionName("{collection_name}")
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.setQuery(nearest(0.2f, 0.1f, 0.9f, 0.7f))
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.setFilter(
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Filter.newBuilder()
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.addMustNot(hasId(seenIds))
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.build())
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.setLimit(5)
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.build())
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.get();
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}
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}
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+18
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from uuid import UUID
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from qdrant_client import QdrantClient, models
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client = QdrantClient(url="http://localhost:6333") # @hide
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seen_ids: list[int | str | UUID] = [83461, 19284, 57392, 44017, 91825] # IDs returned on previous pages
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client.query_points(
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collection_name="{collection_name}",
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query=[0.2, 0.1, 0.9, 0.7],
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query_filter=models.Filter(
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must_not=[
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models.HasIdCondition(has_id=seen_ids),
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]
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),
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limit=5,
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)
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+19
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use qdrant_client::qdrant::{Condition, Filter, QueryPointsBuilder};
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use qdrant_client::Qdrant;
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pub async fn main() -> anyhow::Result<()> {
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let client = Qdrant::from_url("http://localhost:6334").build()?; // @hide
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let seen_ids = vec![83461u64, 19284, 57392, 44017, 91825]; // IDs returned on previous pages
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client
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.query(
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QueryPointsBuilder::new("{collection_name}")
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.query(vec![0.2, 0.1, 0.9, 0.7])
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.filter(Filter::must_not([Condition::has_id(seen_ids)]))
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.limit(5),
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)
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.await?;
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Ok(())
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}
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+17
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import { QdrantClient } from "@qdrant/js-client-rest"; // @hide
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const client = new QdrantClient({ host: "localhost", port: 6333 }); // @hide
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const seenIds = [83461, 19284, 57392, 44017, 91825]; // IDs returned on previous pages
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client.query("{collection_name}", {
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query: [0.2, 0.1, 0.9, 0.7],
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filter: {
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must_not: [
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{
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has_id: seenIds,
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},
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],
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},
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limit: 5,
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});
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