/**
 *
 * update expressions support these 4 base operations:
 *
 * update-expression ::=
 * [ SET action [, action] ... ]
 * [ REMOVE action [, action] ...]
 * [ ADD action [, action] ... ]
 * [ DELETE action [, action] ...]
 *
 * we provide our own aliases for easier usage
 */
export declare type UpdateAction = 'incrementBy' | 'decrementBy' | 'set' | 'setAt' | 'appendToList' | 'remove' | 'removeFromListAt' | 'add' | 'removeFromSet';
