Geoprocessing field map merge rule type.
| Constant | Value | Description | 
| esriGPFieldMapMergeRuleNone | 0 | None. | 
| esriGPFieldMapMergeRuleMinimum | 1 | Minimum. | 
| esriGPFieldMapMergeRuleMaximum | 2 | Maximum. | 
| esriGPFieldMapMergeRuleStandardDeviation | 3 | Standard Deviation. | 
| esriGPFieldMapMergeRuleMean | 4 | Mean. | 
| esriGPFieldMapMergeRuleMedian | 5 | Median. | 
| esriGPFieldMapMergeRuleSum | 6 | Sum. | 
| esriGPFieldMapMergeRuleJoin | 7 | Join. | 
| esriGPFieldMapMergeRuleFirst | 8 | First. | 
| esriGPFieldMapMergeRuleLast | 9 | Last. | 
| esriGPFieldMapMergeRuleMode | 10 | Mode. | 
| esriGPFieldMapMergeRuleCount | 11 | Count. | 
| esriGPFieldMapMergeRuleRange | 12 | Range. | 
 
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.