import type { Client, InArgs, Row } from '@libsql/client';
/**
 * Execute a query and return all rows.
 */
export declare function query(client: Client, sql: string, args?: InArgs): Promise<Row[]>;
/**
 * Execute a query and return the first row, or null.
 */
export declare function queryOne(client: Client, sql: string, args?: InArgs): Promise<Row | null>;
/**
 * Execute a statement and return the number of affected rows.
 */
export declare function execute(client: Client, sql: string, args?: InArgs): Promise<{
    rowsAffected: number;
}>;
/**
 * Safely parse a JSON string, returning null on failure.
 */
export declare function safeParseJSON(value: unknown): unknown;
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