Update backup.sql

backup.sql

 --
--- Table structure for table `capteur`
+-- Table structure for table `user`
 --
 
-DROP TABLE IF EXISTS `capteur`;
+DROP TABLE IF EXISTS `user`;
 /*!40101 SET @saved_cs_client     = @@character_set_client */;
 /*!40101 SET character_set_client = utf8 */;
-CREATE TABLE `capteur` (
+CREATE TABLE `user` (
   `id` int(11) NOT NULL AUTO_INCREMENT,
-  `type` enum('num','map') NOT NULL DEFAULT 'num',
-  `topic` varchar(100) NOT NULL,
-  `nom` varchar(50) NOT NULL,
-  `unite` varchar(10) DEFAULT 'Val',
-  `visible` tinyint(1) NOT NULL DEFAULT '1',
-  `idGroupe` int(11) DEFAULT NULL,
-  `idUser` int(11) DEFAULT NULL,
-  PRIMARY KEY (`id`),
-  KEY `idGroupe` (`idGroupe`),
-  KEY `idUser` (`idUser`),
-  CONSTRAINT `capteur_ibfk_1` FOREIGN KEY (`idUser`) REFERENCES `user` (`id`),
-  CONSTRAINT `idGroupe` FOREIGN KEY (`idGroupe`) REFERENCES `groupe` (`id`)
-) ENGINE=InnoDB AUTO_INCREMENT=168 DEFAULT CHARSET=latin1;
+  `username` varchar(30) NOT NULL,
+  `password` varchar(100) NOT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=10 DEFAULT CHARSET=latin1;
 
 
 --
@@ -39,6 +30,29 @@ CREATE TABLE `groupe` (
 ) ENGINE=InnoDB AUTO_INCREMENT=9 DEFAULT CHARSET=latin1;
 
 
+--
+-- Table structure for table `capteur`
+--
+
+DROP TABLE IF EXISTS `capteur`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!40101 SET character_set_client = utf8 */;
+CREATE TABLE `capteur` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  `type` enum('num','map') NOT NULL DEFAULT 'num',
+  `topic` varchar(100) NOT NULL,
+  `nom` varchar(50) NOT NULL,
+  `unite` varchar(10) DEFAULT 'Val',
+  `visible` tinyint(1) NOT NULL DEFAULT '1',
+  `idGroupe` int(11) DEFAULT NULL,
+  `idUser` int(11) DEFAULT NULL,
+  PRIMARY KEY (`id`),
+  KEY `idGroupe` (`idGroupe`),
+  KEY `idUser` (`idUser`),
+  CONSTRAINT `capteur_ibfk_1` FOREIGN KEY (`idUser`) REFERENCES `user` (`id`),
+  CONSTRAINT `idGroupe` FOREIGN KEY (`idGroupe`) REFERENCES `groupe` (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=168 DEFAULT CHARSET=latin1;
+
 
 --
 -- Table structure for table `notification`
@@ -84,7 +98,6 @@ CREATE TABLE `seuil` (
 ) ENGINE=InnoDB AUTO_INCREMENT=36 DEFAULT CHARSET=latin1;
 
 
-
 --
 -- Table structure for table `tag`
 --
@@ -102,23 +115,6 @@ CREATE TABLE `tag` (
 ) ENGINE=InnoDB AUTO_INCREMENT=132 DEFAULT CHARSET=latin1;
 
 
-
---
--- Table structure for table `user`
---
-
-DROP TABLE IF EXISTS `user`;
-/*!40101 SET @saved_cs_client     = @@character_set_client */;
-/*!40101 SET character_set_client = utf8 */;
-CREATE TABLE `user` (
-  `id` int(11) NOT NULL AUTO_INCREMENT,
-  `username` varchar(30) NOT NULL,
-  `password` varchar(100) NOT NULL,
-  PRIMARY KEY (`id`)
-) ENGINE=InnoDB AUTO_INCREMENT=10 DEFAULT CHARSET=latin1;
-
-
-
 --
 -- Table structure for table `valeur`
 --
@@ -136,4 +132,8 @@ CREATE TABLE `valeur` (
   CONSTRAINT `idCapteur` FOREIGN KEY (`idCapteur`) REFERENCES `capteur` (`id`)
 ) ENGINE=InnoDB AUTO_INCREMENT=488970 DEFAULT CHARSET=latin1;
 
+--
+-- Ajout d'un index pour augmenter la vitesse de ORDER BY DESC
+--
 
+CREATE INDEX `index_valeurtemps` ON `valeur`(`temps`);