ST_Union doesn’t completely dissolve boundaries of adjacent polygons with CurvePolygon

How do you dissolve adjacent polygons in ArcGIS?

In ArcGIS, you can access the Dissolve Tool through the Data Management Tools in the Generalization Toolset. The main option is setting the field(s) in which you want to dissolve. By selecting any statistics, you can summarize values such as by sum, mean, minimum, or maximum.
 

How do you dissolve boundaries in ArcGIS?

There are two methods for dissolving boundaries: overlapping or adjacent areas and field value. The Dissolve Boundaries tool has the option to calculate statistics on numerical fields for areas that are being dissolved together. The statistics include sum, average, minimum, maximum, and standard deviation.

How do I merge boundaries in ArcGIS?

Merge two polygons and maintain the attributes from the polygon that is selected last.

1. Display the polygon coverage to edit in Edit Tools.
2. On the Edit Polygons menu, click Merge.
3. Select two adjacent polygons. The new polygon has the attributes of the last polygon selected.