A Tcl extension which provides operators from Relational Algebra and works with Metakit data files:
See also:
- Introduction to Ratcl http://www.equi4.com/vlerq/raintro.html
- Paper [L1 ], presented at the Thirteenth Annual Tcl/Tk Conference
- Pivot tables (also called "cross tabulation") [L2 ]
- Wrapping sqlite and oratcl query result sets [L3 ]
- Ratcl-like API with sqlite backend
RLH This is very cool stuff!
2007-Feb-16: There is a starkit which runs on Windows, Linux, and Mac OS X at [L4 ]. The ChangeLog for this starkit is at [L5 ].
This starkit includes the "Ratk" graphical view browser by Brian Theado. Here is an example with a pivot table (also called a crosstab, see also crosstab a la Relations):
More information about this can be found on the Vlerq discussion wiki at [L6 ].
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