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Google Cloud Datastore (Cloud Datastore) is a highly scalable, fully managed NoSQL database service offered by Google on the Google Cloud Platform. [1] Cloud Datastore is built upon Google's Bigtable and Megastore technology. [2] Google Cloud Datastore allows the user to create databases either in Native or Datastore Mode.
Much like a relational database, information in a triplestore is stored and retrieved via a query language. Unlike a relational database, a triplestore is optimized for the storage and retrieval of triples. In addition to queries, triples can usually be imported and exported using the Resource Description Framework (RDF) and other formats.
Firebase's first product was the Firebase Realtime Database, an API that synchronizes application data across iOS, Android, and Web devices, and stores it on Firebase's cloud. The product assists software developers in building real-time, collaborative applications.
Google Cloud Firestore is the successor to Google Cloud Datastore and replaces GQL with a document-based query method that treats stored objects as collections of documents. Firestore was launched in October 2017. [12]
Bigtable development began in 2004. [1] It is now used by a number of Google applications, such as Google Analytics, [2] web indexing, [3] MapReduce, which is often used for generating and modifying data stored in Bigtable, [4] Google Maps, [5] Google Books search, "My Search History", Google Earth, Blogger.com, Google Code hosting, YouTube, [6] and Gmail. [7]
Avoiding costly disk lookups considerably increases the performance of a database query operation. [15] The Google Chrome web browser previously used a Bloom filter to identify malicious URLs. Any URL was first checked against a local Bloom filter, and only if the Bloom filter returned a positive result was a full check of the URL performed ...
Freebase ran on a database infrastructure created in-house by Metaweb that use a graph model: Instead of using tables and keys to define data structures, Freebase defined its data structure as a set of nodes and a set of links that established relationships between the nodes.
LevelDB is used as the backend database for Google Chrome's IndexedDB and is one of the supported backends for Riak. [8] Additionally, Bitcoin Core and go-ethereum store the blockchain metadata using a LevelDB database. [9] Minecraft Bedrock Edition uses a modified version for chunk and entity data storage. [10] Autodesk AutoCAD 2016 also uses ...