text: -- $Id$
  -- Description:
  
  create table WF_PROC_STAGE (
      ID uuid,
      CREATE_TS timestamp,
      CREATED_BY varchar(50),
      VERSION integer,
      UPDATE_TS timestamp,
      UPDATED_BY varchar(50),
      DELETE_TS timestamp,
      DELETED_BY varchar(50),
      NAME varchar(255),
      DURATION numeric(3),
      TIME_UNIT varchar(1),
      PROC_ID uuid
  );
  
  alter table WF_PROC_STAGE add constraint FK_WF_PROC_STAGE_PROC foreign key (PROC_ID) references WF_PROC (ID);