/**
 * Query parameter serialization with type-aware literal formatting.
 *
 * Parses {paramName: Type} patterns from query strings and uses
 * Native format codecs to serialize values to ClickHouse literals.
 */
import { SQL_NULL } from "./native/codecs.ts";
export { SQL_NULL };
/**
 * Extract parameter types from a query string.
 * Matches {name: Type} patterns, skipping strings and comments.
 */
export declare function extractParamTypes(query: string): Map<string, string>;
/**
 * Serialize query parameters to ClickHouse literal strings.
 *
 * Parses the query to extract parameter types, then uses Native format
 * codecs to serialize each value with proper type-aware formatting.
 *
 * @param query - SQL query with {name: Type} parameter placeholders
 * @param params - Parameter values to serialize
 * @returns Serialized parameters as string values
 *
 * @example
 * serializeParams(
 *   "SELECT {ids: Array(UInt64)}, {point: Tuple(Int32, String)}",
 *   { ids: [1, 2, 3], point: [10, 'hello'] }
 * )
 * // => { ids: '[1, 2, 3]', point: "(10, 'hello')" }
 */
export declare function serializeParams(query: string, params: Record<string, unknown>): Record<string, string | typeof SQL_NULL>;
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