Dictionary

upsert en · NOUN

Etymology

Blend of update + insert.

Meanings

1. An operation that inserts rows into a database table if they do not already exist, or updates them if they do.
   • The upsert option lets you specify whether the update should be an upsert—that is, it tells MongoDB to update the record if it exists, and create it if it doesn't. 2013, David Hows, Eelco Plugge, Peter Membrey, Tim Hawkins, The Definitive Guide to MongoDB, Apress, →ISBN, page 66:

Forms

Synonyms

upsertion · merge

upsert en · VERB

Etymology

Blend of update + insert.

Meanings

1. (transitive) To insert rows into a database table if they do not already exist, or update them if they do.
   • Each entity event is upserted into the key/value table, such that the most recently read event for a given key is represented. 2020, Adam Bellemare, Building Event-Driven Microservices, O'Reilly, →ISBN, page 25:

Forms