import type { NativeConnectionManager } from './native-connection.js';
export declare class VectorOperations {
    private connection;
    constructor(connection: NativeConnectionManager);
    getVectorMetadata(key: string): string | undefined;
    setVectorMetadata(key: string, value: string): void;
    createVecTable(dimensions: number): void;
    dropVecTable(): void;
    upsertVector(entryId: number, embedding: Float32Array): void;
    upsertVectors(vectors: {
        entryId: number;
        embedding: Float32Array;
    }[]): void;
    searchVectors(embedding: Float32Array, limit: number): {
        entry_id: number;
        distance: number;
    }[];
    getVector(entryId: number): Float32Array | null;
    deleteVector(entryId: number): void;
    clearVectors(): void;
    getVectorCount(): number;
    cleanupStaleVectors(): number;
}
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