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2. Comparison of structured storage software - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_structured...

   Key-value, Bigtable: Yes No No Partial Multiple writes can be combined into single operation No C++ Google New BSD License LightningDB: Key-value, memory-mapped files Yes No No Yes, ACID, MVCC No C Symas OpenLDAP Public License MongoDB: Document (JSON) Yes Yes fail-over Partial Single document atomicity [17] No C++ 10gen GNU AGPL v3.0: Neo4j ...

3. Google Cloud Datastore - Wikipedia

   en.wikipedia.org/wiki/Google_Cloud_Datastore

   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. Native Mode is ...

4. Bigtable - Wikipedia

   en.wikipedia.org/wiki/Bigtable

   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]

5. Wide-column store - Wikipedia

   en.wikipedia.org/wiki/Wide-column_store

   A wide-column store (or extensible record store) is a type of NoSQL database. [1] It uses tables, rows, and columns, but unlike a relational database, the names and format of the columns can vary from row to row in the same table.

6. Google App Engine - Wikipedia

   en.wikipedia.org/wiki/Google_App_Engine

   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.

7. Apache Accumulo - Wikipedia

   en.wikipedia.org/wiki/Apache_Accumulo

   Apache Accumulo is a highly scalable sorted, distributed key-value store based on Google's Bigtable. [2] It is a system built on top of Apache Hadoop , Apache ZooKeeper , and Apache Thrift . Written in Java , Accumulo has cell-level access labels and server-side programming mechanisms.

8. Data store - Wikipedia

   en.wikipedia.org/wiki/Data_store

   A data store is a repository for persistently storing and managing collections of data which include not just repositories like databases, but also simpler store types such as simple files, emails, etc. [1]

9. Comparison of file hosting services - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_file_hosting...

   This is a comparison of notable file hosting services that are currently active.File hosting services are a particular kind of online file storage; however, various products that are designed for online file storage may not have features or characteristics that others designed for sharing files have.