Upsert #

Upsert is combination of Update and Insert. If document in DB is matched by key it will be updated with new value, if not new document will be inserted.

To upsert a document call Upsert method on IArgoDocumentSession, after which SaveChanges() needs to be called in order to process pending change.

Example:

void Upsert(Person p)
{
    // _store is instance of IArgoDocumentStore
    IArgoDocumentSession session = _store.OpenSession();
    session.Upsert(person);
    session.SaveChanges();
}