import type { EntityData, EntityKey, EntityMetadata, FilterQuery } from '../typings.js';
import type { UpsertOptions } from '../drivers/IDatabaseDriver.js';
import { type Raw } from '../utils/RawQueryFragment.js';
/** @internal */
export declare function getOnConflictFields<T>(meta: EntityMetadata<T> | undefined, data: EntityData<T>, uniqueFields: (keyof T)[] | Raw, options: UpsertOptions<T>): (keyof T)[];
/**
 * Detects properties that will get their value generated by an `onCreate` hook during the upsert,
 * i.e. those with an `onCreate` hook and no value provided. Such values are meant for the insert
 * clause only and must not overwrite an existing row via the `on conflict do update set` clause.
 * The property filter mirrors `EntityFactory.assignDefaultValues`.
 * @internal
 */
export declare function getOnCreateGeneratedFields<T extends object>(meta: EntityMetadata<T>, data: T | EntityData<T>): EntityKey<T>[];
/** @internal */
export declare function getOnConflictReturningFields<T, P extends string>(meta: EntityMetadata<T> | undefined, data: EntityData<T>, uniqueFields: (keyof T)[] | Raw, options: UpsertOptions<T, P>): (keyof T)[] | '*';
/** @internal */
export declare function getWhereCondition<T extends object>(meta: EntityMetadata<T>, onConflictFields: (keyof T)[] | Raw | undefined, data: EntityData<T>, where: FilterQuery<T>): {
    where: FilterQuery<T>;
    propIndex: number | false;
};
/** @internal */
export declare function resetUntouchedCollections<Entity extends object>(meta: EntityMetadata<Entity>, entity: Entity): void;