This allows Dynamics 365 for Finance and Operations to retrieve a much larger set of data with every round trip to the database. ...

This allows Dynamics 365 for Finance and Operations to retrieve a much larger set of data with every round trip to the database. Changing this setting enhances the performance of a typical upgrade script, because most upgrade scripts include WHILE/SELECT statements that run through entire tables. This setting particularly benefits the row-by-row operations during the upgrade readiness check and live preprocessing.