declare
    column_exists exception;
    pragma exception_init (column_exists , -01430);
begin
    execute immediate 'ALTER TABLE MOTIVO_CANCELACION ADD( CVESISTEMA VARCHAR2(30))';
    exception when column_exists then null;
end;
/
declare
  object_exists  exception;
  except_02275  exception;
  except_02270  exception;
  except_02261  exception;

  pragma exception_init (object_exists  , -01430);
  pragma exception_init (except_02275  , -02275);
  pragma exception_init (except_02270  , -02270);
  pragma exception_init (except_02261  , -02261);
begin
    execute immediate 'alter table MOTIVO_CANCELACION add constraint mc_uniq_cvesistema unique("CVESISTEMA")';
  
  exception 
    when object_exists  then null;
    when except_02275  then null;
    when except_02270  then null;
    when except_02261  then null;
end;
/
declare
begin
    execute immediate 'alter session set nls_numeric_characters = '',.'' ';
    execute immediate 'Insert into MOTIVO_CANCELACION (MOTIVOCANCELACION_ID,DESCMOTIVO,TIPOMOTIVO,ACTIVO,FECMODIF,USUARIO_ID,CVESISTEMA) 
values (MOTIVO_CANCELACION_SEQ.nextval,''CANCELAMENTO ECF'',''B'',1,sysdate,1,''CANCELAMENTO_ECF'')';
	exception when others  then null;
end;