The basic Data Manipulation Language (DML) commands that have been in use over the years are Update, Insert and Delete. They do exactly what you expect: Insert adds new records, Update modifies existing records and Delete removes records….
Merge (AKA Upsert) – A Definition in Plain English
The basic Data Manipulation Language (DML) commands that have been in use over the years are Update, Insert and Delete. They do exactly what you expect: Insert adds new records, Update modifies existing records and Delete removes records…. This post originally appeared on an external website