RSpec
Ruby on Rails
Ruby
method
update_all
v7.1.3.2 -
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Class: BatchEnumerator
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= private
= protected
update_all(updates)
public
Updates records in batches. Returns the total number of rows affected.
Person.in_batches.update_all("age = age + 1")
See Relation#update_all for details of how each batch is updated.
