upsert

== English == === Etymology === Blend of update +‎ insert. === Verb === upsert (third-person singular simple present upserts, present participle upserting, simple past and past participle upserted) (databases, transitive) To insert rows into a database table if they do not already exist, or update them if they do. === Noun === upsert (plural upserts) (databases) An operation that inserts rows into a database table if they do not already exist, or updates them if they do. Synonyms: (SQL standard) merge, upsertion === Anagrams === puters, erupts, purest, 'puters, rest up, uprest