Developer Console: String Values in Debug Logs Are Truncated
Where: This change applies to Lightning Experience and Salesforce Classic in Enterprise Performance, Unlimited, Developer, and Database.com editions.
When: This change takes effect on March 6, 2019.
How: To open a raw log, on the Logs tab, right-click a log and select Open Raw Log. Or, to open your newest raw log, select ApexLog.. You can also access raw logs through the API by querying the Tooling API object