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Community Development: project that creates and provides tools, processes, and advice to help open-source software projects improve their own community health; Cordova: mobile development framework; CouchDB: Document-oriented database; Apache Creadur Committee Rat: improves accuracy and efficiency when reviewing and auditing releases.
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]
In the dumps.wikimedia.org directory you will find the latest SQL and XML dumps for the projects, not just English. The sub-directories are named for the language code and the appropriate project. Some other directories (e.g. simple, nostalgia) exist, with the same structure.
IBM System R is a database system built as a research project at IBM's San Jose Research Laboratory beginning in 1974. [1] System R was a seminal project: it was the first implementation of SQL, which has since become the standard relational data query language.
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 ...
This is a list of megaprojects, which may be defined in the following categories: Projects that cost more than US$1 billion and attract a large amount of public attention because of substantial impacts on communities, the natural and built environment, and budgets. Projects with "initiatives that are physical, very expensive, and public". [1]
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SQL includes operators and functions for calculating values on stored values. SQL allows the use of expressions in the select list to project data, as in the following example, which returns a list of books that cost more than 100.00 with an additional sales_tax column containing a sales tax figure calculated at 6% of the price.