6/2/2023 0 Comments RubyMine 6.0.3 download![]() class MigrationProduct < ActiveRecord:: Base self. # In future if you override the `Product` class and change the `table_name`, # it won't break the migration or cause serious data corruption. update_all ( status: old_status ) change_column :products, :status, :string, default: old_status end end end end # good # Define `table_name` in a custom named class to make sure that you run on the # same table you had during the creation of the migration. update_all ( status: new_status ) change_column :products, :status, :string, default: new_status end dir. # db/migrate/.rb # frozen_string_literal: true # bad class ModifyDefaultStatusForProducts < ActiveRecord:: Migration def change old_status = 'pending_manual_approval' new_status = 'pending_approval' reversible do | dir|ĭir. ago ) # inclusive: produces :min AND purchases_count <= :max", min: 0, max: 5 ) ![]() ) # note - ranges are inclusive or exclusive of their ending, not beginning User. where ( "created_at = ? AND created_at = :start AND created_at = ?", 7.
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