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2. 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 ...

3. Christopher J. Date - Wikipedia

   en.wikipedia.org/wiki/Christopher_J._Date

   A Guide to the SQL standard, 4th ed., Addison Wesley, USA 1997, ISBN 978-0-201-96426-4 What Not How: The Business Rules Approach to Application Development , 2000, ISBN 0-201-70850-7 The Database Relational Model: A Retrospective Review and Analysis , 2001, ISBN 0-201-61294-1

4. SQL syntax - Wikipedia

   en.wikipedia.org/wiki/SQL_syntax

   Title Authors ----- ----- SQL Examples and Guide 4 The Joy of SQL 1 An Introduction to SQL 2 Pitfalls of SQL 1 Under the precondition that isbn is the only common column name of the two tables and that a column named title only exists in the Book table, one could re-write the query above in the following form:

5. Codecademy - Wikipedia

   en.wikipedia.org/wiki/Codecademy

   Code Year was a free incentive Codecademy program intended to help people follow through on a New Year's Resolution to learn how to program, by introducing a new course for every week in 2012. [32] Over 450,000 people took courses in 2012, [33] [34] and Codecademy continued the program into 2013. Even though the course is still available, the ...

6. Oracle Database - Wikipedia

   en.wikipedia.org/wiki/Oracle_Database

   Download as PDF; Printable version ... Oracle Database 23c (23.2 and 23.3) was released in 2023: April 2023 (Linux) Oracle Database Free ... Basic SQL queries, simple ...

7. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

8. Joe Celko - Wikipedia

   en.wikipedia.org/wiki/Joe_Celko

   He has participated on the ANSI X3H2 Database Standards Committee, and helped write the SQL-89 and SQL-92 standards. He is the author of a Morgan-Kaufmann series of books on SQL, and over 1200 published articles on SQL and other database topics. He had been a full-time statistician for several years.

9. Query by Example - Wikipedia

   en.wikipedia.org/wiki/Query_by_Example

   Example of QBE query with joins, designed in Borland's Paradox database. Query by Example (QBE) is a database query language for relational databases.It was devised by Moshé M. Zloof at IBM Research during the mid-1970s, in parallel to the development of SQL. [1]