ArcSDE - Northeast Arc Users Group
ArcSDE - Northeast Arc Users Group
ArcSDE - Northeast Arc Users Group
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Applying Precision to data• Precision is a scale factor– Precision multiplies coordinates for integer storage– Used to preserve decimal places before roundingto integer– Larger precision preserves more digitsX = 123.456Floating PointPrecision = 1000Coordinate in<strong>Arc</strong>GIS Desktop(123.456) (123.46)Multiply by precision(123.456 (123.46 * 1000) 100)Divide by precision(123456 // 1000) 100)Integer Coordinate ingeodatabase(123456) (12346)A
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