import { DocumentClient } from 'aws-sdk/clients/dynamodb';
export declare const createSet: (list: string[] | number[] | DocumentClient.binaryType[], options?: DocumentClient.CreateSetOptions) => DocumentClient.DynamoDbSet;
export declare const expression: (key: string) => <T>(op?: string, op2?: string) => (val?: T) => ExpressionData;
export declare type ExpressionData = {
    exprs: string[];
    names: {
        [name: string]: string;
    };
    values: {
        [name: string]: string;
    };
};
export declare type ExpressionLogic = 'AND' | 'OR' | 'NOT';