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Riak (pronounced "ree-ack" [2]) is a distributed NoSQL key-value data store that offers high availability, fault tolerance, operational simplicity, and scalability. [3] Riak moved to an entirely open-source project in August 2017, with many of the licensed Enterprise Edition features being incorporated. [4]
Repository: github.com /elastic /elasticsearch: Written in: Java: Operating system: Cross-platform: Type: Search and index: License: Triple-licensed Elastic License (proprietary; source-available), Server Side Public License (proprietary; source-available) and Affero General Public License (free and open-source)
Apache Hive is a data warehouse software project. It is built on top of Apache Hadoop for providing data query and analysis. [3] [4] Hive gives an SQL-like interface to query data stored in various databases and file systems that integrate with Hadoop.
This list includes SQL reserved words – aka SQL reserved keywords, [1] [2] as the SQL:2023 specifies and some RDBMSs have added. Reserved words in SQL and related products In SQL:2023 [ 3 ]
GitHub: GitHub, Inc. (A subsidiary of Microsoft Corporation) 2008-04 No Yes Unknown Denies service to Crimea, North Korea, Sudan, Syria [9] List of government takedown requests. GitLab: GitLab Inc. 2011-09 [10] Partial [11] Yes [12] GitLab FOSS – free software GitLab Enterprise Edition (EE) – proprietary
Uniface Repository—an SQL-capable DBMS used to store definitions and properties of development objects, process and organization models, and portal definitions. Web server—Uniface bundles the Apache Tomcat Server for developing and testing web applications, but any web server can be used in a production environment.
All three types of parallelism usually operate combined in a single job or task. An additional difficulty comes with making sure that the data being uploaded is relatively consistent. Because multiple source databases may have different update cycles (some may be updated every few minutes, while others may take days or weeks), an ETL system may ...
The object pool design pattern is used in several places in the standard classes of the .NET Framework. One example is the .NET Framework Data Provider for SQL Server. As SQL Server database connections can be slow to create, a pool of connections is maintained. Closing a connection does not actually relinquish the link to SQL Server.