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November 7, 2012

CROSS APPLY on SQL 2005

CROSS APPLY on SQL 2005 A new feature of Microsoft SQL Server 2005 is “CROSS  APPLY”. It restricted “INNER JOIN” between a table (outer query) and a table-valued function (common usage), or derived table from correlated subquery. The table-valued function is evaluated only for the parameter values supplied by the …

Lightning in OpenGL without material effect

Lightning in OpenGL without material effect . This is the first tutorial in Lightning in OpenGL. In this tutorial, I am going to show you how to produce a simple lightning effect in OpenGL without material effect. In later tutorial, I will discuss about material effect and also discuss about …