/**
 * @athenna/database
 *
 * (c) João Lenon <lenon@athenna.io>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
import type { HasOneOptions } from '#src/types';
import type { BaseModel } from '#src/models/BaseModel';
import type { Driver } from '#src/database/drivers/Driver';
export declare class HasOneRelation {
    /**
     * Load a has one relation.
     */
    static load(model: BaseModel, relation: HasOneOptions): Promise<any>;
    /**
     * Load all models that has one relation.
     */
    static loadAll(models: BaseModel[], relation: HasOneOptions): Promise<any[]>;
    /**
     * Apply a where has relation to the query when the given model
     * has one of the relation.
     */
    static whereHas(Model: typeof BaseModel, query: Driver, relation: HasOneOptions): void;
}