/**
 * @module @nhtio/adk/batteries/vector/sqlite_vec
 */
import { BaseVectorStore, CallableVectorStore } from "../contract";
import type { SearchPlan, UpsertPlan, DeletePlan, CollectionSpec } from "../plan";
import type { VectorMatch, VectorStoreCapabilities, BaseVectorStoreOptions } from "../types";
/** Construction options for {@link SqliteVecVectorStore}. */
export interface SqliteVecVectorStoreOptions extends BaseVectorStoreOptions {
    /** Database location: a filesystem path, or `':memory:'` for an in-memory database. */
    connection: {
        path: string;
    };
}
export declare class SqliteVecVectorStore extends BaseVectorStore {
    #private;
    readonly capabilities: VectorStoreCapabilities;
    constructor(options: SqliteVecVectorStoreOptions);
    /** Static availability probe: whether this adapter's runtime driver can load in the current environment. */
    static isAvailable(): boolean;
    isAvailable(): boolean;
    connect(): Promise<void>;
    close(): Promise<void>;
    /** The underlying SQLite database handle; throws if the store is not connected. */
    get db(): any;
    createCollection(spec: CollectionSpec, ifNotExists: boolean): Promise<void>;
    dropCollection(collection: string, ifExists: boolean): Promise<void>;
    hasCollection(collection: string): Promise<boolean>;
    renameCollection(from: string, to: string): Promise<void>;
    executeUpsert(plan: UpsertPlan): Promise<void>;
    executeSearch(plan: SearchPlan): Promise<VectorMatch[]>;
    executeDelete(plan: DeletePlan): Promise<void>;
    transaction(fn: (tx: CallableVectorStore) => Promise<void>): Promise<void>;
}