import { Key } from './Key';
/**
 * Represents a static key selector.
 */
export declare class StaticKeySelector {
    readonly staticKey: Key;
    /**
     * Initializes a new instance of the {@link StaticKeySelector} class.
     * @param {Key | string} key - The static key to use as projection key.
     */
    constructor(key: Key | string);
}
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