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Universal Automatic Computer was the first comercially produced computer to gain wide acceptance by the public. It was used for batch processing and business transactions.
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Common Business Oriented Language was developed in 1959, which was used for scientific and mathematical calculations in business applications for large scale transaction processing.
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The IBM System/360 were a range of computers and periphals which included the ability to include redundant components to improve fault tolerance. Information systems bases on thise range supported real time input and processing from hundreds of attached terminals.
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Customer Information Control System is a transaction processing monitor that manages the prcoessing of transactions from multiple clients to multiple servers.
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System R is a system created that used SQL to allow users to directly interrogate databases.
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In the early 1980s, Relational Database Management Systems emerged which used SQL to create relational databases using Data Definiton Language (DDL) statements and to view and update relational data using Data Manipulation Language (DML) statements.
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In 1986, SQL became an ANSI standard (American National Standards Institute), however current databases at that time, inlude their own non-standard extensions.
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In the 1990s, Microsoft entered the RDMS market with a SQL Server product after evolving from the Sybase DBMS.
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Today, large enterprises such as banks, large corporations and government departments use TPM software to manage transactions over a variety of databases.
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Today, Oracle, IBM's DB2 and Microsoft's SQL Server, dominate the market and products such as MySQL have some significant market share with small and medium sized organisations.