-- MariaDB dump 10.19  Distrib 10.4.28-MariaDB, for Win64 (AMD64)
--
-- Host: localhost    Database: escuela
-- ------------------------------------------------------
-- Server version	10.4.28-MariaDB

/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
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--
-- Table structure for table `estudiantes`
--

DROP TABLE IF EXISTS `estudiantes`;
/*!40101 SET @saved_cs_client     = @@character_set_client */;
/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `estudiantes` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `nombre` varchar(50) DEFAULT NULL,
  `apellido` varchar(50) DEFAULT NULL,
  `edad` int(11) DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=7 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
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--
-- Dumping data for table `estudiantes`
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LOCK TABLES `estudiantes` WRITE;
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INSERT INTO `estudiantes` VALUES (1,'Juan','Pérez',20),(2,'María','González',22),(3,'Pedro','Rodríguez',21),(4,'Ana','López',19),(5,'Luis','Martínez',20),(6,'Carlos','González',23);
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UNLOCK TABLES;
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/*!50003 SET collation_connection  = cp850_general_ci */ ;
/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
/*!50003 SET sql_mode              = 'NO_ZERO_IN_DATE,NO_ZERO_DATE,NO_ENGINE_SUBSTITUTION' */ ;
DELIMITER ;;
/*!50003 CREATE*/ /*!50017 DEFINER=`root`@`localhost`*/ /*!50003 TRIGGER before_insert_estudiantes
BEFORE INSERT ON estudiantes
FOR EACH ROW
BEGIN
    IF NEW.edad <= 0 THEN
        SIGNAL SQLSTATE '45000'
        SET MESSAGE_TEXT = 'La edad del estudiante debe ser mayor que 0.';
    END IF;
END */;;
DELIMITER ;
/*!50003 SET sql_mode              = @saved_sql_mode */ ;
/*!50003 SET character_set_client  = @saved_cs_client */ ;
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/*!50003 SET character_set_client  = cp850 */ ;
/*!50003 SET character_set_results = cp850 */ ;
/*!50003 SET collation_connection  = cp850_general_ci */ ;
/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
/*!50003 SET sql_mode              = 'NO_ZERO_IN_DATE,NO_ZERO_DATE,NO_ENGINE_SUBSTITUTION' */ ;
DELIMITER ;;
/*!50003 CREATE*/ /*!50017 DEFINER=`root`@`localhost`*/ /*!50003 TRIGGER after_insert_estudiantes
AFTER INSERT ON estudiantes
FOR EACH ROW
BEGIN
    INSERT INTO notas (id_estudiante, asignatura, nota)
    VALUES (NEW.id, 'Nueva Asignatura', 0.0);
END */;;
DELIMITER ;
/*!50003 SET sql_mode              = @saved_sql_mode */ ;
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--
-- Table structure for table `notas`
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DROP TABLE IF EXISTS `notas`;
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CREATE TABLE `notas` (
  `id` int(11) NOT NULL AUTO_INCREMENT,
  `id_estudiante` int(11) DEFAULT NULL,
  `asignatura` varchar(50) DEFAULT NULL,
  `nota` float DEFAULT NULL,
  PRIMARY KEY (`id`),
  KEY `id_estudiante` (`id_estudiante`),
  CONSTRAINT `notas_ibfk_1` FOREIGN KEY (`id_estudiante`) REFERENCES `estudiantes` (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=12 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
/*!40101 SET character_set_client = @saved_cs_client */;

--
-- Dumping data for table `notas`
--

LOCK TABLES `notas` WRITE;
/*!40000 ALTER TABLE `notas` DISABLE KEYS */;
INSERT INTO `notas` VALUES (1,1,'Matemáticas',8.5),(2,1,'Historia',7),(3,2,'Matemáticas',9),(4,2,'Historia',8),(5,3,'Matemáticas',7.5),(6,3,'Historia',8.5),(7,4,'Matemáticas',8),(8,4,'Historia',7.5),(9,5,'Matemáticas',6.5),(10,5,'Historia',7),(11,6,'Nueva Asignatura',0);
/*!40000 ALTER TABLE `notas` ENABLE KEYS */;
UNLOCK TABLES;

--
-- Dumping events for database 'escuela'
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--
-- Dumping routines for database 'escuela'
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/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
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/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;

-- Dump completed on 2024-03-08 22:42:31