declare
    object_exists exception;
    pragma exception_init (object_exists , -00955);

  begin
    execute immediate 'ALTER TABLE PRECIO_FIXO_PEDAGIO RENAME COLUMN PRECIOFIXO_ID TO  PRECIOFIXOPEDAGIO_ID'; 
    end ;
/

declare
    object_exists exception;
    pragma exception_init (object_exists , -00955);

  begin
    execute immediate 'ALTER TABLE PRECIO_FIXO_PEDAGIO RENAME COLUMN PRACA_PEDAGIO_ID TO  PRACAPEDAGIO_ID'; 
    end; 
/
 
declare
    object_exists exception;
    pragma exception_init (object_exists , -00955);

  begin
    execute immediate 'ALTER TABLE PRECIO_FIXO_PEDAGIO RENAME COLUMN ORGAO_CONCEDENTE_ID TO  ORGAOCONCEDENTE_ID'; 
    end ;
/

declare
    object_exists exception;
    pragma exception_init (object_exists , -00955);

  begin
    execute immediate 'ALTER TABLE PRECIO_FIXO_PEDAGIO RENAME COLUMN CLASSE_SERVICO_ID TO  CLASSESERVICO_ID'; 
    end; 
/

declare
    object_exists exception;
    pragma exception_init (object_exists , -00955);

  begin
    execute immediate 'ALTER TABLE PRECIO_FIXO_PEDAGIO RENAME COLUMN VALOR_FIXO TO  VALORFIXO'; 
    end; 
/

declare
    object_exists exception;
    pragma exception_init (object_exists , -00955);

  begin
    execute immediate 'ALTER TABLE PRECIO_FIXO_PEDAGIO ADD (ACTIVO NUMBER(1))'; 
    end; 
/
declare
    object_exists exception;
    pragma exception_init (object_exists , -00955);

  begin
    execute immediate 'ALTER TABLE PRECIO_FIXO_PEDAGIO ADD (FECMODIF DATE)'; 
    end; 
/
declare
    object_exists exception;
    pragma exception_init (object_exists , -00955);

  begin
    execute immediate 'ALTER TABLE PRECIO_FIXO_PEDAGIO ADD (USUARIO_ID NUMBER(7))'; 
  end ;
/