chinwagsocial/db/migrate/20200521180606_encrypted_message_ids_to_timestamp_ids.rb

15 lines
530 B
Ruby

# frozen_string_literal: true
class EncryptedMessageIdsToTimestampIds < ActiveRecord::Migration[5.2]
def up
safety_assured do
execute("ALTER TABLE encrypted_messages ALTER COLUMN id SET DEFAULT timestamp_id('encrypted_messages')")
end
end
def down
execute('LOCK encrypted_messages')
execute("SELECT setval('encrypted_messages_id_seq', (SELECT MAX(id) FROM encrypted_messages))")
execute("ALTER TABLE encrypted_messages ALTER COLUMN id SET DEFAULT nextval('encrypted_messages_id_seq')")
end
end