import { VectorDBType, VectorFeature, IVectorConnectionResult, IUpsertVectorsOptions, IUpsertVectorsResult, IQueryVectorsOptions, IQueryVectorsResult, IFetchVectorsOptions, IFetchVectorsResult, IUpdateVectorResult, IDeleteVectorsResult, IListVectorsResult, IListNamespacesResult, IVectorIndexInfo, ICreateIndexResult, IDeleteIndexResult, IVectorIndexStats } from '../types';
import { BaseVectorAdapter, IAdapterConnectionOptions } from './base.adapter';
export declare class VertexVectorSearchAdapter extends BaseVectorAdapter {
    readonly type = VectorDBType.VERTEX_VECTOR_SEARCH;
    private client;
    private auth;
    private indexEndpoint;
    private deployedIndexId;
    private projectId;
    private location;
    connect(options: IAdapterConnectionOptions): Promise<IVectorConnectionResult>;
    private authHeaders;
    disconnect(): Promise<void>;
    testConnection(): Promise<boolean>;
    upsert(options: IUpsertVectorsOptions): Promise<IUpsertVectorsResult>;
    query(options: IQueryVectorsOptions): Promise<IQueryVectorsResult>;
    fetch(options: IFetchVectorsOptions): Promise<IFetchVectorsResult>;
    update(): Promise<IUpdateVectorResult>;
    delete(): Promise<IDeleteVectorsResult>;
    list(): Promise<IListVectorsResult>;
    listNamespaces(): Promise<IListNamespacesResult>;
    deleteNamespace(): Promise<void>;
    describeIndex(): Promise<IVectorIndexInfo>;
    getIndexStats(): Promise<IVectorIndexStats>;
    createIndex(): Promise<ICreateIndexResult>;
    deleteIndex(): Promise<IDeleteIndexResult>;
    listIndexes(): Promise<IVectorIndexInfo[]>;
    supportsFeature(feature: VectorFeature): boolean;
}