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2. How to learn SQL: These are the best online courses

   www.aol.com/learn-sql-best-online-courses...

   Structured query language, or SQL, is a programming language, but it's not just for programmers. In fact, it's probably the language you should learn even if coding seemingly has nothing to do ...

3. Steven Feuerstein - Wikipedia

   en.wikipedia.org/wiki/Steven_Feuerstein

   Steven Feuerstein is a author focusing on the Oracle database PL/SQL language, having published several books on this language through O'Reilly Media. Feuerstein has worked with Oracle Database technology - and worked twice for Oracle Corporation - since 1987, and has been developing software since 1980.

4. W3Schools - Wikipedia

   en.wikipedia.org/wiki/W3Schools

   W3Schools is a freemium educational website for learning coding online. [1] [2] Initially released in 1998, it derives its name from the World Wide Web but is not affiliated with the W3 Consortium. [3] [4] [unreliable source] W3Schools offers courses covering many aspects of web development. [5] W3Schools also publishes free HTML templates.

5. List of most-subscribed YouTube channels - Wikipedia

   en.wikipedia.org/wiki/List_of_most-subscribed...

   American YouTube personality MrBeast is the most-subscribed channel on YouTube, with 342 million subscribers as of January 2025.. A subscriber to a channel on the American video-sharing platform YouTube is a user who has chosen to receive the channel's content by clicking on that channel's "Subscribe" button, and each user's subscription feed consists of videos published by channels to which ...

6. Query language - Wikipedia

   en.wikipedia.org/wiki/Query_language

   A query language, also known as data query language or database query language (DQL), is a computer language used to make queries in databases and information systems. In database systems, query languages rely on strict theory to retrieve information. [1] A well known example is the Structured Query Language (SQL).

7. YouTube in education - Wikipedia

   en.wikipedia.org/wiki/YouTube_in_education

   YouTube was founded as a video sharing platform in 2005 and is now the most visited website in the US as of 2019. [1] Almost immediately after the site's launch, educational institutions, such as MIT OpenCourseWare and TED, were using it for the distribution of their content.

8. SQL - Wikipedia

   en.wikipedia.org/wiki/SQL

   SQL was initially developed at IBM by Donald D. Chamberlin and Raymond F. Boyce after learning about the relational model from Edgar F. Codd [12] in the early 1970s. [13] This version, initially called SEQUEL (Structured English Query Language), was designed to manipulate and retrieve data stored in IBM's original quasirelational database management system, System R, which a group at IBM San ...

9. List of most-viewed YouTube channels - Wikipedia

   en.wikipedia.org/wiki/List_of_most-viewed...

   This is an accepted version of this page This is the latest accepted revision, reviewed on 1 January 2025. This is a dynamic list and may never be able to satisfy particular standards for completeness. You can help by adding missing items with reliable sources. Indian record label T-Series is the most-viewed YouTube channel, with over 276 billion views. The list of most-viewed YouTube channels ...