As number of characters are different & during integration update also, 18 characters ID is updated. Then why it exports 15 characters ID from Report Export?
1 respuesta
Eric Burté (DEVOTEAM) 
Forum Ambassador
Hello @Ankita, both ID refer to the same record. One is case sensitive and one is not (with an extra 3-char long control suffix) but within Salesforce you will refer to the same record. Normally if you stay within Salesforce you should not been impacted
https://trailhead.salesforce.com/trailblazer-community/feed/0D54V00007T4AezSAFIf you need the 18c-long version you still can use a technical field to get the long id version at record level
https://help.salesforce.com/s/articleView?id=000385066&language=en_US&type=1Éric
