import { RVDashboardDataSource } from "../AbstractClasses/RVDashboardDataSource";
import { nullableString } from "../types";
/**
 * DuckDB data source.
 */
export declare class RVDuckDBDataSource extends RVDashboardDataSource {
    constructor();
    /** @hidden */
    constructor(json: any);
    /** @hidden */
    toJson(): any;
    /** @hidden */
    getProviderKey(): string;
    /** @hidden */
    getType(): string;
    private _database;
    /**
     * Path of the DuckDB database file. Accepts both absolute paths and relative paths.
     * For MotherDuck use "md:databaseName" as the database value.
     */
    get database(): nullableString;
    set database(value: nullableString);
    private _schema;
    /** Name of the schema to use. */
    get schema(): nullableString;
    set schema(value: nullableString);
    private _processDataOnServerDefaultValue;
    /**
     * Sets the default value for "Process Data on Server" option for this data source, the
     * end user can still change the value, unless {@link processDataOnServerReadOnly} is true.
     */
    get processDataOnServerDefaultValue(): boolean;
    set processDataOnServerDefaultValue(value: boolean);
    private _processDataOnServerReadOnly;
    /**
     * When set to true the user will not be allowed to change the value for "Process Data on Server" option
     * and the default value will be used.
     */
    get processDataOnServerReadOnly(): boolean;
    set processDataOnServerReadOnly(value: boolean);
}