class ActiveRecord::Tasks::PostgreSQLDatabaseTasks

def structure_load(filename, extra_flags)
  args = ["--set", ON_ERROR_STOP_1, "--quiet", "--no-psqlrc", "--output", File::NULL, "--file", filename]
  args.concat(Array(extra_flags)) if extra_flags
  args << db_config.database
  run_cmd("psql", args, "loading")
end