In order to modify a field size for a geo spatial attribute field. Please follow the below instructions.

  1. Open ArcCatalog, expand your file geo database and find the feature class you want to edit the field.
  2. Right click on the Feature Class and select properties.
  3. You will see the properties window (see screenshot below).
  4. Select the field that needs to be modified
  5. In the field properties, change the length of the field.


















Happy Coding…

How to modify field size for an attribute in SDE db using ArcCatalog

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