However, in the 1990s IBM changed track and produced a Db2 common product, designed with a mostly common code base for L-U-W ; DB2 for System z and DB2 for IBM i are different.
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17 Facts About IBM DB2
2.
At the time, IBM DB2 didn't believe in the potential of Codd's ideas, leaving the implementation to a group of programmers not under Codd's supervision.
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3.
When IBM DB2 released its first relational-database product, they wanted to have a commercial-quality sublanguage as well, so it overhauled SEQUEL, and renamed the revised language Structured Query Language to differentiate it from SEQUEL and because the acronym "SEQUEL" was a trademark of the UK-based Hawker Siddeley aircraft company.
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4.
IBM DB2 bought Metaphor Computer Systems to utilize their GUI interface and encapsulating SQL platform that had already been in use since the mid 80's.
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5.
In parallel with the development of SQL, IBM DB2 developed Query by Example, the first graphical query language.
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6.
In 1976, IBM DB2 released Query by Example for the VM platform where the table-oriented front-end produced a linear-syntax language that drove transactions to its relational database.
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7.
Later, the QMF feature of IBM DB2 produced real SQL, and brought the same "QBE" look and feel to IBM DB2.
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8.
IBM DB2 extended the functionality of Database Manager a number of times, including the addition of distributed database functionality by means of Distributed Relational Database Architecture that allowed shared access to a database in a remote location on a LAN.
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9.
When Informix Corporation acquired Illustra and made their database engine an object-SQL DBMS by introducing their Universal Server, both Oracle Corporation and IBM DB2 followed suit by changing their database engines to be capable of object–relational extensions.
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10.
In 2001, IBM bought Informix Software, and in the following years incorporated Informix technology into the DB2 product suite.
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11.
IBM claimed that the new DB2 was the first relational database to store XML "natively".
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12.
In October 2007, IBM announced "Viper 2, " which is the codename for DB2 9.
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13.
In October 2009, IBM introduced its second major release of the year when it announced DB2 pureScale.
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14.
IBM DB2 pureScale is a cluster database for non-mainframe platforms, suitable for Online transaction processing workloads.
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15.
In mid-2017, IBM re-branded its DB2 and dashDB product offerings and amended their names to "Db2".
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16.
Db2 Hosted: Formally named “IBM DB2 on Cloud”, Db2 Hosted is an unmanaged, hosted version of Db2 on Cloud's transactional, SQL cloud database.
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