export interface ParameterizedPieces {
    condition: string;
    inputs: Record<string, any>;
}
export interface InsertPieces {
    columns: string;
    values: string;
    inputs: Record<string, any>;
}
/**
 * Converts an object into a parameterized WHERE/SET condition string.
 * Generates `@param` placeholders instead of inline values to prevent SQL injection.
 *
 * @param data - The key/value pairs to parameterize
 * @param prefix - Prefix for parameter names (default: 'w' for WHERE)
 * @returns Parameterized condition and input values for request.input()
 */
export declare const getConditionPieces: (data?: Record<string, any>, prefix?: string) => ParameterizedPieces;
/**
 * Converts an object into a parameterized INSERT fragment.
 *
 * @param data - The key/value pairs to insert
 * @returns Column names, parameter placeholders, and input values for request.input()
 */
export declare const getInsertPieces: (data?: Record<string, any>) => InsertPieces;
/**
 * Validates that a SQL identifier (table/column name) contains only safe characters.
 */
export declare const isValidIdentifier: (name: string) => boolean;