Class InMemoryVectorStore

Namespace

JD.AI.Core.Memory

Assembly

JD.AI.Core.dll

In-memory vector store for testing and lightweight use cases. Uses brute-force cosine similarity (O(n) per query).

public sealed class InMemoryVectorStore : IVectorStore

Inheritance

object

InMemoryVectorStore

Implements

IVectorStore

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.ReferenceEquals(object, object)

object.ToString()

Properties

Count

Number of stored entries.

public int Count { get; }

Property Value

int

Methods

CountAsync(CancellationToken)

Returns the total number of stored entries.

public Task<long> CountAsync(CancellationToken ct = default)

Parameters

ct CancellationToken

Returns

Task<long>

DeleteAsync(IReadOnlyList<string>, CancellationToken)

Deletes entries by IDs.

public Task DeleteAsync(IReadOnlyList<string> ids, CancellationToken ct = default)

Parameters

ids IReadOnlyList<string>

ct CancellationToken

Returns

Task

SearchAsync(float[], int, string?, CancellationToken)

Searches for similar entries by embedding vector.

public Task<IReadOnlyList<MemorySearchResult>> SearchAsync(float[] queryEmbedding, int topK = 5, string? categoryFilter = null, CancellationToken ct = default)

Parameters

queryEmbedding float[]

topK int

categoryFilter string

ct CancellationToken

Returns

Task<IReadOnlyList<MemorySearchResult>>

UpsertAsync(IReadOnlyList<MemoryEntry>, CancellationToken)

Upserts entries with their embeddings.

public Task UpsertAsync(IReadOnlyList<MemoryEntry> entries, CancellationToken ct = default)

Parameters

entries IReadOnlyList<MemoryEntry>

ct CancellationToken

Returns

Task