Flowdock
method

construct_id_map

Importance_1
v3.0.5 - Show latest stable - 0 notes - Class: ActiveRecord::AssociationPreload::ClassMethods
construct_id_map(records, primary_key=nil) private

Given a collection of Active Record objects, constructs a Hash which maps the objects’ IDs to the relevant objects. Returns a 2-tuple (id_to_record_map, ids) where id_to_record_map is the Hash, and ids is an Array of record IDs.

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