The purpose of this document is to highlight as how to download the currencies efficiently by avoiding performance issues
Download of object Customizing object DNL_CUST_BASIS3
As described in the attached note 402591, set filter conditions so that not all TCURR entries are loaded. If this is possible,
it would be the best solution.
See also notes:
402591 Download Customizing object DNL_CUST_BASIS3
761420 Delta load exchange rates
1038966 Entries missing in TCURX after load of DNL_CUST_BASIS3