create sequence bs_sq_persona;
CREATE TABLE bs_tb_persona
(
  persona_id numeric(9,0) NOT NULL DEFAULT
nextval('bs_sq_persona'::regclass),
  identificador character varying(15) NOT NULL,
  nombres character varying(100) NOT NULL,
  apellidos character varying(100) NOT NULL,
  sexo numeric(1) NOT NULL,
  fecha_nacimiento date not null,
  reg_fec_insert timestamp without time zone NOT NULL,
  reg_fec_update timestamp without time zone,
  CONSTRAINT persona_id_pk PRIMARY KEY (persona_id)
);