I am trying to copy values from Parsel_ID to Parsel_NO using an equation (look at pictures) in field calculator but it is not working.

What is the problem and how can I success this task?

enter image description here

2 Answers 2



"Parcel_NO" = "Parcel_ID"



in expression window

  • @RamkumarNarendran Consider to accept this answer, otherwise we might think your issue is unsolved. Commented Mar 17, 2017 at 9:54
  • also, make sure that you select all rows that you wish to change first. Otherwise it does not work. QGIS 3
    – maycca
    Commented Apr 1, 2022 at 8:04

Try the following:

  • Open attribute table
  • Create new column
  • Select the new column
  • Write the column name which needs to be duplicated
  • Click update

enter image description here

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service and acknowledge you have read our privacy policy.

Not the answer you're looking for? Browse other questions tagged or ask your own question.