[Manifold-l] query probs continued

Luis Reyes lreybz1 at sbcglobal.net
Tue May 8 18:11:21 CDT 2007


troubleshooting I created a new query: (new ver 7)

SELECT [POPCY], [AREA], [POPCY]/[AREA] AS POPDENSITY FROM [LACOBg06_d00_Poly_Table] WHERE [POPCY]/[AREA] > 10000;

Of 6,352 records 6,301 selected

Example of Area value: 1.89113575805004E-02

Results

POPCY    AREA    POPDENSITY
1036        .04414..    23,470.3544...
686          1.079...     63,554.5885

Area values seem to be the problem. Imported from Census e00, Area(I) calculates the same. Prob w/ projection/units?

Projection for Map and table are Lat/Long. Don;t recall changing anything when I initially created web page and query in Manifold appeared "normal".

I'll try to re-create and review projections etc.
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