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class RenameEntriesToBlogs < ActiveRecord::Migration[5.1]
def up
rename_table :entries, :blogs
remove_column :blogs, :type
Record.where(recordable_type: "Entry").each do |r|
r.recordable_type = "Blog"
r.save!
end
end
def down
rename_table :blogs, :entries
add_column :entries, :type, :string, null: false, default: "Blog"
change_column_default :entries, :type, nil
Record.where(recordable_type: "Blog").each do |r|
r.recordable_type = "Entry"
r.save!
end
end
end
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