merge feature in SDE -arcgis engine C#

Discussion created by xuancuongdo on Oct 9, 2013
Latest reply on Jul 16, 2015 by xuantiendang
I have some selected feature as Polygon in SDE geo database show in map control. They are side-by-side features but now I want to merge them into one by code . How can I do this, anyone has any example code ?
I use ArcGIS engine 9.3 and C#
thank you