CREATE TABLE kerdex_documentos(
     id BIGINT UNSIGNED AUTO_INCREMENT NOT NULL PRIMARY KEY,
     dex VARCHAR(50) NOT NULL,
     sae VARCHAR(50) NULL,
     url VARCHAR(200) NOT NULL,
     estado BOOLEAN,
	 created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
	 updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
 )ENGINE = InnoDB DEFAULT CHARSET=UTF8mb4;