Spatial Overlay (Business Analyst)

汇总

Aggregates data from one layer to another. For example, you can summarize block group demographic data for a set of trade areas.

Learn more about how Spatial Overlay works

图示

Spatial Overlay apportionment

用法

语法

SpatialOverlay_ba (InputFeatureLayer, OverlayLayer, SelectedSummarizations, OutputFeatureClass, {SpatialOverlayAppendData}, {UseSelectedFeatures})
参数说明数据类型
InputFeatureLayer

The input feature layer that contains the data to be extracted.

Feature Layer
OverlayLayer

The overlay layer that inherits the data.

Feature Layer
SelectedSummarizations
[SelectedSummarization,...,...]

Selects any variable from the input layer on which to run the spatial overlay.

String
OutputFeatureClass

The feature class that will contain the overlay features.

Feature Class
SpatialOverlayAppendData
(可选)

The selected variables can be appended to the overlay layer.

  • TRUEAppends data to layer.
  • FALSEWill not append data to layer. This is the default.
Boolean
UseSelectedFeatures
(可选)

The boundaries used to generate the spatial overlay.

  • TRUEGenerates a spatial overlay on selected boundaries.
  • FALSEGenerates a spatial overlay on all boundaries. This is the default.

代码示例

SpatialOverlay Example (Stand-alone Script)
# Name: SpatialOverlay.py
# Description: Appends total population and total households to a trade area. 
# Author: ESRI

# Import system modules
import arcview
import arcpy

arcpy.ImportToolbox("C:\Program Files\ArcGIS\Desktop10.0\ArcToolbox\Toolboxes\Business Analyst Tools.tbx")

try:
# Acquire extension license
  arcpy.CheckOutExtension("Business") 
 
# Define input and output parameters for the Spatial Overlay tool
  InputPath = "C:/Program Files/ArcGIS/Desktop10.0/Business Analyst/Data/BDS/esri_bg.bds"
  InputOverlay = "C:/temp/TradeArea.shp"
  OutPath = "C:/temp/overlayoutput.shp"
  Sum = "TOTPOP_CY;HHPOP_CY"
 
# Create Spatial Overlay output file
  arcpy.SpatialOverlay_ba(InputPath, InputOverlay, Sum, OutPath, "false")
 
# Release extension license 
  arcpy.CheckInExtension("Business") 
 
except:
  print arcpy.GetMessages(2)

环境

此工具不使用任何地理处理环境

相关主题

许可信息

ArcView: 需要 Business Analyst
ArcEditor: 需要 Business Analyst
ArcInfo: 需要 Business Analyst

10/4/2010