substitutions.put(":assembly_desc:", idType + " assembly");
  private String addAssembly(String idType)    throws SQLException  {    String assemblyId;    String assemblyIdPrefix = idType + "-";    substitutions.put(":assembly_id_pattern:", assemblyIdPrefix + "____");    substitutions.put(":assembly_type:", idType);    assemblyId = getNextId("queryMaxAssemblyId", assemblyIdPrefix);    substitutions.put(":assembly_id:", assemblyId);    substitutions.put(":trial_id:", trialId);    executeUpdate(dbp.getQuery("insertAssemblyId", substitutions));    executeUpdate(dbp.getQuery("insertTrialAssembly", substitutions));    return assemblyId;  }