Search Results for "algebra"

The project has 2 related sets of aims. As a language, RAQUEL is to : 1. be a pure relational algebra language (unlike SQL) as defined by Date & Darwen's "The Third Manifesto"; 2. incorporate a generalised extension of the ANSI-SPARC 3-layer DB architecture; 3. have the maximum ratio of functionality to conceptual complexity (as defined by Fred Brooks). As a DBMS, RAQUEL is to : 1. have an Open Architecture, enabling a variety of DBMS configurations of 'black box' code, each installation optimised for a certain kind of DB; 2. be a stack of core black boxes to provide general DBMS functionality, plus a range of plug-in black boxes to support different physical storage mechanisms & scalar data types; 3. employ code designed with a mixture of functional, OO & other methods so as to minimise internal DBMS state complexity. ...

AlGebra Unhide is a tiny app intended to unhide, files and Directories. It unhides files and directories by removing file attribute like "Hidden", "System", and "ReadOnly" by single click. In addition it removes unnecessary shortcut files created by virus and malwares. You can select any directory to unhide by browsing throug it's button or by pasting file path in it's text box.