Need to inputs to map resolution without impacting resolution date field in issues

[Raja rajeswari Gurram 1995]

Hi all,

we need to map one resolution to another resolution within same DC instance without impacting resolution date system field in issues 

Kindly provide us the solution with any script or command 

[Erki Tammik]

@Raja rajeswari Gurram 1995 

I recently did something similar using External System Import -> Importing data from CSV