# File lib/active_record/connection_adapters/postgresql_adapter.rb, line 209 def reset_pk_sequence!(table) pk, sequence = pk_and_sequence_for(table) if pk and sequence select_value "SELECT setval('\#{sequence}', (SELECT COALESCE(MAX(\#{pk})+(SELECT increment_by FROM \#{sequence}), (SELECT min_value FROM \#{sequence})) FROM \#{table}), false)\n", 'Reset sequence' end end