Mastering upsert_all: Efficient Data Management in Ruby on Rails

In this article, we’ll explore how upsert_all works, compare it to similar methods, and discuss its advantages and disadvantages to understand when and how to use it.

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Ruby on Rails continues to simplify complex database interactions with ActiveRecord toolkit. Among the numerous methods available, upsert_all stands out as a useful tool for handling bulk record updates and inserts efficiently.

What is upsert_all?

Introduced in Rails 6, upsert_all allows us to perform bulk insert operations on the database while automatically handling conflicts.

From APIdock:

Updates or inserts (upserts) multiple records into the database in a single SQL INSERT statement. It does not any models nor does it trigger callbacks or validations. Though passed values go through type casting and serialization.

The attributes parameter is an of Hashes. Every determines the attributes for a single row and must have the same keys.