text: CREATE TABLE `opemedios`.`tarifarios` (
    `id` INT NOT NULL AUTO_INCREMENT,
    `id_fuente` INT NULL,
    `nombre` VARCHAR(150) NOT NULL,
    `columnas` VARCHAR(250) NULL,
    PRIMARY KEY (`id`),
    UNIQUE INDEX `id_UNIQUE` (`id` ASC));
  
    CREATE TABLE `opemedios`.`tarifario_secciones` (
    `id` INT NOT NULL AUTO_INCREMENT,
    `tarifario_id` INT NOT NULL,
    `seccion` VARCHAR(90) NOT NULL,
    PRIMARY KEY (`id`),
    UNIQUE INDEX `id_UNIQUE` (`id` ASC));
  
    CREATE TABLE `opemedios`.`tarifario_detalles` (
    `id` INT NOT NULL AUTO_INCREMENT,
    `id_seccion` INT NOT NULL,
    `valores` VARCHAR(250) NOT NULL,
    PRIMARY KEY (`id`),
    UNIQUE INDEX `id_UNIQUE` (`id` ASC));
  
  
  ALTER TABLE `opemedios`.`tarifarios` 
  ADD COLUMN `path_file` VARCHAR(100) NOT NULL AFTER `columnas`;
  