What does upsert mean?
Upsert means (databases, transitive) To insert rows into a database table if they do not already exist, or update them if they do..
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Pronunciation varies by accent · verb
(databases, 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.
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.
Use upsert when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Upsert means (databases, transitive) To insert rows into a database table if they do not already exist, or update them if they do..
Common synonyms include merge, upsertion.
The opposite depends on the specific sense.
Each entity event is upserted into the key/value table, such that the most recently read event for a given key is represented.
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