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v4.5
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    v4.5

      Autres

      Cette section introduit des méthodes sur un objet Connection pour vérifier les statistiques du serveur de base de données et la connexion du pilote.

      Chaque exemple se concentre uniquement sur l'utilisation de la méthode. Pour un exemple de code complet, veuillez vous référer à l'exemple complet.

      stats()

      Récupère les statistiques du serveur de base de données.

      Paramètres :

      • RequestConfig (Optionnel) : Paramètres de configuration pour la requête.

      Retours :

      • Stat : Les statistiques du serveur récupérées.

      let resp = await conn.stats();
      console.log("CPU usage:", resp.data.cpuUsage);
      console.log("Memory usage:", resp.data.memUsage);
      console.log("Expiration date:", resp.data.expiredDate);
      console.log("CPU cores:", resp.data["cpuCores"]),
      console.log("Company:", resp.data["company"]),
      console.log("Server type:", resp.data["serverType"]),
      console.log("Version:", resp.data["version"]);
      

      CPU usage: 12.503961
      Memory usage: 10356.265625
      Expiration date: Thu Dec 26 23:59:59 2024
      CPU cores: 80
      Company: ultipa
      Server type: CT
      Version: htap_beta.4.5.5-b4.5.0-tv-ui
      

      test()

      Teste la connexion du pilote et du serveur de base de données.

      Paramètres :

      • RequestConfig (Optionnel) : Paramètres de configuration pour la requête.

      Retours :

      • boolean : Résultat de la requête.

      let resp = await conn.test();
      console.log(resp);
      

      true
      

      Exemple Complet

      import { ConnectionPool, ULTIPA } from "@ultipa-graph/ultipa-node-sdk";
      import { GraphExra } from "@ultipa-graph/ultipa-node-sdk/dist/connection/extra/graph.extra";
      import { getEdgesPrintInfo } from "@ultipa-graph/ultipa-node-sdk/dist/printers/edge";
      import { RequestType } from "@ultipa-graph/ultipa-node-sdk/dist/types";
      import { ListFormat } from "typescript";
      
      let sdkUsage = async () => {
        // Connection configurations
        //URI example: hosts="mqj4zouys.us-east-1.cloud.ultipa.com:60010"
        let hosts = [
          "192.168.1.85:60061",
          "192.168.1.86:60061",
          "192.168.1.87:60061",
        ];
        let username = "***";
        let password = "***";
        let connPool = new ConnectionPool(hosts, username, password);
      
        // Établit la connexion à la base de données
        let conn = await connPool.getActive();
        let isSuccess = await conn.test();
        console.log(isSuccess);
      
        // Configurations de requête
        let requestConfig = <RequestType.RequestConfig>{
          useMaster: true,
        };
      
        // Test de connexion
        let resp = await conn.test();
        console.log(resp);  
      };
      
      sdkUsage().then(console.log).catch(console.log);
      
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