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Oracle is a trademark of Oracle Corporation and in common usage, refers to the database ( a relational database with added object-oriented features) engine and a range of front-end products. Oracle database products deliver innovative technologies and leading price/performance, from the enterprise to small workgroups, from the cloud to mobile devices, from super-clusters to single servers.  Over the past few decades, Oracle grew from being one of many vendors that developed database product to being widely recognized as the database market leader. In every database release, Oracle has improved the scalability, functionality, and manageability of the database.


  • 1977: Larry Ellison, Bob Miner, and Ed Oates founded Software Development Laboratories.
  • 1978: Oracle Version 1, written in assembly language, runs on PDP-11 under RSX, in 128K of memory.
  • 1979: Software Development Laboratories changed its company name to "Relational Software, Inc." (RSI) and introduced its product Oracle V2 as an early relational database system.
  • 1982: RSI in its turn changed its name, becoming known as "Oracle Corporation".
  • 1983: The company released Oracle version 3.
  • 1984: Oracle Corporation released Oracle version 4, which supported read-consistency.
  • 1985: Oracle Corporation released Oracle version 5, which supported the client-server model.
  • 1986: Oracle version 5.1 started supporting distributed queries.
  • 1988: Oracle RDBMS version 6 came out with support for PL/SQL embedded within Oracle Forms v3, row-level locking, and hot backups.
  • 1989: Oracle Corporation entered the application-products market and developed its ERP product, based on the Oracle relational database.
  • 1990: the release of Oracle Applications release 8.
  • 1992: Oracle version 7 appeared with support for referential integrity, stored procedures and triggers.
  • 1997: Oracle Corporation released version 8, which supported object-oriented development and multimedia applications.
  • 2001: Oracle9i went into release with 400 new features, including the ability to read and write XML documents. 9i also provided an option for Oracle RAC, or "Real Application Clusters", a computer-cluster database, as a replacement for the Oracle Parallel Server (OPS) option.
  • 2002: the release of Oracle 9i Database Release 2
  • 2003: Oracle Corporation released Oracle Database 10g, which supported regular expressions.
  • 2005: Oracle Database also known as Oracle Database 10g Release 2.
  • 2007: Oracle Database 10g release 2 sets a new world record TPC-H 3000 GB benchmark result.
  • 2007: Oracle Corporation released Oracle Database 11g for Linux and for Microsoft Windows.
  • 2013: Oracle Corporation released Oracle Database 12c for Linux (c stands for 'cloud'), Solaris and Windows.


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