Clackamas County Population Pyramid 0k 5k 10k 15k Male Population 0k 5k 10k 15k Female Population 85 80 75 70 65 60 55 50 45 40 35 30 25 20 15 10 5 0 Data Sources
The Snowflake Suite multitouch framework is compatible with touch screens running Windows XP/Vista/7/8, Mac OS X Snow Leopard, Lion, Mountain Lion and Ubuntu Linux 11.10 (beta). It operates on virtually every interactive multi touch display technology platform, including 3M Touch Systems, PQ Labs, visual planet, dreaMTouch, Touch International, Zytronic, Wacom, Lumio, Microsoft Pixelsense and others.
The snowflake schema is in the same family as the star schema logical model. In fact, the star schema is considered a special case of the snowflake schema. The snowflake schema provides some advantages over the star schema in certain situations, including: