instance method `eager_load`

Ruby on Rails 6.0.6

Since v3.0.20

Available in: v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

eager_load(*args)

Forces eager loading by performing a LEFT OUTER JOIN on args:

User.eager_load(:posts)
# SELECT "users"."id" AS t0_r0, "users"."name" AS t0_r1, ...
# FROM "users" LEFT OUTER JOIN "posts" ON "posts"."user_id" =
# "users"."id"

Parameters

args rest

Source

# File activerecord/lib/active_record/relation/query_methods.rb, line 165
    def eager_load(*args)
      check_if_method_has_arguments!(:eager_load, args)
      spawn.eager_load!(*args)
    end

Defined in activerecord/lib/active_record/relation/query_methods.rb line 165 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::QueryMethods

Signature

Parameters