* Advanced Search - Amisalabs DDS engine leverages in-memory skip lists to perform index intersection and unioning operations to process your queries. Your queries will run incredibly fast. * Integrated Cache - Amisalabs DDS features a dynamic in-memory object cache to speed up applications. The cache is embedded into the Document Database eliminating network round-trip latency. The memory size of the cache is fully dynamic and continuously changes at runtime. * Amisalabs DDS was designed to keep all indexes in memory at all times to process queries. This service was designed for applications that need to respond to queries at extreme low latencies. * Multi Statement Transactions * Document Joins * Flexible Updates * SQL Select * Multi SQL Select

* Rich Admin Dashboard - View entity statistics, query your database, view indexes, and backup/restore your data. * Multiple Access Methods - Access your data via our JSON API, open-source clients, or community maintained ORMs (Objectify, NDB). * Fully Managed - Cloud Datastore is fully managed, which means Google automatically handles sharding and replication in order to provide you with a highly available and consistent database. * Diverse Data Types - Datastore supports a variety of data types, including integers, floating-point numbers, strings, dates, and binary data among others. * ACID Transactions - Ensure the integrity of your data by executing multiple datastore operations in a single transaction with ACID characteristics, so all the grouped operations succeed or all fail.