import { ServiceConfig, ServiceContext, ServiceEventConsumer, Tags } from 'handel-extension-api';
export declare type DynamoDBContext = ServiceContext<DynamoDBConfig>;
export interface DynamoDBServiceEventConsumer extends ServiceEventConsumer {
    batch_size: number;
}
export interface DynamoDBConfig extends ServiceConfig {
    table_name?: string;
    partition_key: KeyDefinition;
    sort_key?: KeyDefinition;
    provisioned_throughput?: ProvisionedThroughput;
    ttl_attribute?: string;
    stream_view_type?: StreamViewType;
    local_indexes?: LocalIndexConfig[];
    global_indexes?: GlobalIndexConfig[];
    tags?: Tags;
    event_consumers?: DynamoDBServiceEventConsumer[];
}
export declare enum StreamViewType {
    KEYS_ONLY = "KEYS_ONLY",
    NEW_IMAGE = "NEW_IMAGE",
    OLD_IMAGE = "OLD_IMAGE",
    NEW_AND_OLD_IMAGES = "NEW_AND_OLD_IMAGES"
}
export interface ProvisionedThroughput {
    read_capacity_units?: string | number;
    read_target_utilization?: number;
    write_capacity_units?: string | number;
    write_target_utilization?: number;
}
export interface LocalIndexConfig {
    name: string;
    sort_key: KeyDefinition;
    attributes_to_copy: string[];
}
export interface GlobalIndexConfig {
    name: string;
    partition_key: KeyDefinition;
    sort_key?: KeyDefinition;
    attributes_to_copy?: string[];
    provisioned_throughput?: ProvisionedThroughput;
}
export interface KeyDefinition {
    name: string;
    type: KeyDataType;
}
export declare enum KeyDataType {
    String = "String",
    Number = "Number"
}