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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 ...
Recursive CTEs from the standard were relatively close to the existing implementation in IBM DB2 version 2. [1] Recursive CTEs are also supported by Microsoft SQL Server (since SQL Server 2008 R2), [ 2 ] Firebird 2.1 , [ 3 ] PostgreSQL 8.4+ , [ 4 ] SQLite 3.8.3+ , [ 5 ] IBM Informix version 11.50+, CUBRID , MariaDB 10.2+ and MySQL 8.0.1+ . [ 6 ]
Oracle Forms version 4.5 was really a major release rather than a "point release" of 4.0 despite its ".5" version number. It was named 4.5 in order to meet contractual obligations to support Forms 4 for a period of time for certain clients so it could market 4.5 as being a patch to 4.0, even though a full install was required, rather than ...
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MySQL (/ ˌ m aɪ ˌ ɛ s ˌ k juː ˈ ɛ l /) [5] is an open-source relational database management system (RDBMS). [5] [6] Its name is a combination of "My", the name of co-founder Michael Widenius's daughter My, [7] and "SQL", the acronym for Structured Query Language.
The basic unit of a PL/SQL source program is the block, which groups together related declarations and statements. A PL/SQL block is defined by the keywords DECLARE, BEGIN, EXCEPTION, and END.
(Reuters) -California's public health department reported a possible case of bird flu in a child with mild respiratory symptoms on Tuesday, but said there was no evidence of human-to-human ...
J.T. Miller scored in the shootout and the Vancouver Canucks beat the Seattle Kraken 4-3 on Thursday night. Conor Garland, Tyler Myers and Max Sasson scored in regulation for the Canucks. Kevin ...