import { BaseSqlExpression, SQL_IDENTIFIER } from './base-sql-expression.js';
/**
 * Do not use me directly. Use {@link sql.literal}
 */
export declare class Literal extends BaseSqlExpression {
    protected readonly [SQL_IDENTIFIER]: 'literal';
    readonly val: ReadonlyArray<string | BaseSqlExpression>;
    constructor(val: string | Array<string | BaseSqlExpression>);
}
/**
 * Creates an object representing a literal, i.e. something that will not be escaped.
 * We recommend using {@link sql} for a better DX.
 *
 * @param val literal value
 */
export declare function literal(val: string | Array<string | BaseSqlExpression>): Literal;
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