Cosma / Communication / Media / Storage / Software / Database



What is a Database? Definition, Meaning, Types with Example (Richard Peterson, Guru99)


database : a usually large collection of data organized especially for rapid search and retrieval (as by a computer) — Webster   See also OneLook

Database (FOLDOC: Free Online Dictionary of Computing)


Roget’s II (, Merriam-Webster Thesaurus, Visuwords


Database is an organized collection of data, today typically in digital form. The data are typically organized to model relevant aspects of reality (for example, the availability of rooms in hotels), in a way that supports processes requiring this information (for example, finding a hotel with vacancies). — Wikipedia   See also Database (Encyclopædia Britannica)

Outline of Databases (Wikipedia)

Database Management System (DBMS) is software that enables users to define, create, maintain and control access to a database. The DBMS acronym is sometimes extended to indicate the underlying database model, with RDBMS for the relational, OODBMS for the object (oriented) and ORDBMS for the object–relational model. Other extensions can indicate some other characteristic, such as DDBMS for a distributed database management systems. — Wikipedia

Database Management Systems: Category (Wikipedia)

Relational database is a database based on the relational model of data. A system used to maintain relational databases is a relational database management system (RDBMS). Many relational database systems have an option of using the SQL for querying and maintaining the database.[2] — Wikipedia

Relational Database Management System (FOLDOC: Free Online Dictionary of Computing)

SQL Structured Query Language) is a domain-specific language used in programming and designed for managing data held in a relational database management system (RDBMS), or for stream processing in a relational data stream management system (RDSMS). It is particularly useful in handling structured data, i.e. data incorporating relations among entities and variables. — Wikipedia

SQL (FOLDOC: Free Online Dictionary of Computing)


Comparison of relational database management systems (Wikipedia)




History of Databases (Computer History Museum)

Introduction to Databases (Philip Greenspun, SQL for Web Nerds)
Philip Greenspun (Wikipedia)


Library of Congress # QA76.9.D3 Databases (UPenn Online Books)

WorldCat, Library of Congress, UPenn Online Books, Open Library




MERLOT: Multimedia Educational Resource for Learning and Online Teaching
OER Commons: Open Educational Resources


Introduction to Databases (Jennifer Widom, Stanford University)

CMU 15-445/645 Database Systems (Carnegie Mellon University)
CMU 15-445/645 Intro to Database Systems (Carnegie Mellon University, YouTube)

MIT 6.830/6.814: Database Systems (MIT Opencourseware)
MIT 6.830/6.814: Database Systems (MIT Opencourseware, YouTube)



Database Administrator (CareerOneStop, U.S. Department of Labor, Employment and Training Administration)
Database Administrator (Computer
Database Administrator (FOLDOC: Free Online Dictionary of Computing)


Data / Storage And Retrieval (Communications of the ACM)
Database Trends and Applications
Database Journal
NPR Archives









OEDILF: The Omnificent English Dictionary In Limerick Form



Database Trends and Applications : All Articles RSS feeds from Database Trends and Applications .

  • ScaleOut Software In-Memory Database Maximizes...
    on June 24, 2022 at 5:30 pm

    ScaleOut Software is releasing ScaleOut In-Memory Database with support for Redis clients, enabling users to connect to a cluster of ScaleOut servers to run Redis commands and improve their ease of use, scaling, and automated data recovery. Redis users can also simultaneously backup and restore all cluster nodes with a single command. Designed for use in enterprise deployments, these combined capabilities maximize cost savings and computing resources, and they eliminate key limitations of […]

  • Qlik Makes It Easier for Customers to Leverage...
    on June 23, 2022 at 5:00 pm

    Qlik is adding new and enhanced capabilities to its platform that will help customers maximize the value of their investment in Snowflake Data Cloud. These services expand the ability to both seamlessly feed Snowflake with near real-time data and more easily access data in real-time and action it for decision making across the enterprise, according to the vendor.

  • Tecton Collaborates with Databricks to Quickly...
    on June 23, 2022 at 5:00 pm

    Tecton, the enterprise feature store company, is partnering with Databricks, the Data and AI Company, to help organizations build and automate their machine learning (ML) feature pipelines from prototype to production. Tecton is integrated with the Databricks Lakehouse Platform so data teams can use Tecton to build production-ready ML features on Databricks in minutes.

  • Splunk Unveils Advancements Across its Product...
    on June 23, 2022 at 5:00 pm

    Splunk Inc., a data platform provider for security and observability, is offering new capabilities to power integrated security and observability on a shared data platform, helping organizations achieve end-to-end visibility, rapid time to investigation and action, and greater extensibility to solve data-centric challenges.

  • Oracle Enhances Cloud Security Capabilities with...
    on June 23, 2022 at 2:00 pm

    As organizations across industries, from financial services to retail, move mission-critical workloads to the cloud, they must defend against security vulnerabilities from inside and outside the firewall that are resulting in more breaches and exposed data. To help customers protect their cloud applications and data against emerging threats, Oracle is expanding the built-in security services and capabilities of?Oracle Cloud Infrastructure (OCI).

  • PostgreSQL vs. MySQL: Which Is Best?
    by David Manda on April 8, 2022 at 7:01 pm

    PostgreSQL and MySQL are open-source DBs for data analytics for commercial enterprises. A user can use either database management system, but one question remains. PostgreSQL vs. MySQL: Which is best? The choice between PostgreSQL and MySQL depends on the needed scalability and reliability of data management functions. PostgreSQL offers relational and non-relational solutions with high The post PostgreSQL vs. MySQL: Which Is Best? appeared first on Database Journal.

  • Top Common MySQL Queries
    by Kelsey Perkins on April 5, 2022 at 2:09 pm

    MySQL queries are usually written once and then wrapped in class functions to minimize code repetition. This article lists the 10 queries used most often in MySQL. A Query is essentially a request for information to be retrieved from a database table or a combination of tables. There are many query languages that can be The post Top Common MySQL Queries appeared first on Database Journal.

  • Top Ten MySQL GUI Tools
    by Kelsey Perkins on March 18, 2022 at 2:00 pm

    Many third parties create rich applications to facilitate database management, database development and database administration. Here are ten outstanding graphical user interface (GUI) tools for MySQL. Why use a GUI tool? Most relational databases, with the notable exception of MS Access, are comprised of two distinct components: the back-end, where the data is warehoused, and The post Top Ten MySQL GUI Tools appeared first on Database Journal.

  • Become More Efficient at Writing TSQL by Creating...
    by Gregory Larsen on June 30, 2021 at 5:00 pm

    A TSQL code snippet is a set of code that performs a task that can easily be placed in your TSQL code using SQL Server Management Studio (SSMS). Snippets are a great way to jump start creating a fragment of TSQL code for common types tasks, like creating a table, a stored procedure, a trigger, The post Become More Efficient at Writing TSQL by Creating Code Snippets appeared first on Database Journal.

  • What Is a TSQL Code Snippet, How Would You It,...
    by Gregory Larsen on June 29, 2021 at 5:00 pm

    A TSQL code snippet is a fragment of code that can easily be placed in your TSQL script using SQL Server Management Studio (SSMS). Snippets of code often contain some text that you need to modify to work for your purpose. The insert process makes it easy to identify and modify the text of that The post What Is a TSQL Code Snippet, How Would You It, and Why? appeared first on Database Journal.




Here are links to pages about closely related subjects.


Function Communications Computation Storage Creation Simulation
Analog Mail Device Paper Type, Print Automaton
Electronic Network Calculator Tape Record Elektro
Digital Internet Computer
Hardware Modem Microprocessor Memory Peripheral Robot, XR
Software Service (Web) Program (OS, SS) Database Application AI, VW

Format Multimedia (Video, Animation) Image (Object) Scent, Flavor, Audio (Text) Haptic, “Other

See also Data



1.   The resources on this page are are organized by a classification scheme developed exclusively for Cosma.