[postgis-users] Can you tell me, which GIS tools I can use to edit spatail data freely through PostGIS?

[???]

Hi All:
         I want to use PostGIS,But I can not find a good tools to edit Spatial Data in PostgreSQL.
         Can you tell me where I can download such tools?I wish it is writen in VC for I think the tool writen by VC is used efficently to edit data!

          Thanks
          my mail is :xbfan at ruc.edu.cn