import type { ExprValue } from '../types.js';
import { CollateNode } from '../ast/collate.js';
/**
 * Indicate ascending sort order for an expression.
 * @param expr The expression to collate.
 * @param collation The collation type, such as
 *  'NOCASE', 'NOACCENT', 'NFC', or locale-specific collations.
 */
export declare function collate(expr: ExprValue, collation: string): CollateNode;
//# sourceMappingURL=collate.d.ts.map