zoukankan      html  css  js  c++  java
  • spark_运行spark-shell报错_javax.jdo.JDOFatalDataStoreException: Unable to open a test connection to the given database.

    error:

    # ./spark-shell

    Caused by: javax.jdo.JDOFatalDataStoreException: Unable to open a test connection to the given database. JDBC url = jdbc:mysql://sd-9c1f-2eac:3306/hive?createDatabaseIfNotExist=true, username = hive. Terminating connection pool (set lazyInit to true if you expect to start your database after your app). Original Exception: ------

    com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

    resolve method: 

    启动mysql

    # service mysql start

     Starting MySQL.... [ OK ]

    重新运行spark-shell

    # ./spark-shell

    Using Spark's default log4j profile: org/apache/spark/log4j-defaults.properties
    Setting default log level to "WARN".
    To adjust logging level use sc.setLogLevel(newLevel). For SparkR, use setLogLevel(newLevel).
    17/03/14 23:28:39 WARN NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
    17/03/14 23:28:42 WARN HiveConf: HiveConf of name hive.server2.thrift.client.user does not exist
    17/03/14 23:28:42 WARN HiveConf: HiveConf of name hive.server2.thrift.client.password does not exist
    17/03/14 23:28:43 WARN HiveConf: HiveConf of name hive.server2.thrift.client.user does not exist
    17/03/14 23:28:43 WARN HiveConf: HiveConf of name hive.server2.thrift.client.password does not exist
    17/03/14 23:28:46 WARN ObjectStore: Failed to get database global_temp, returning NoSuchObjectException
    Spark context Web UI available at http://168.72.200.213:4040
    Spark context available as 'sc' (master = local[*], app id = local-1489548520514).
    Spark session available as 'spark'.
    Welcome to
    ____ __
    / __/__ ___ _____/ /__
    _ / _ / _ `/ __/ '_/
    /___/ .__/\_,_/_/ /_/\_ version 2.1.0
    /_/

    Using Scala version 2.11.8 (Java HotSpot(TM) Server VM, Java 1.8.0_112)
    Type in expressions to have them evaluated.
    Type :help for more information.

    scala>

  • 相关阅读:
    第5章 构建Spring Web应用程序
    第4章 面向切面的Spring
    第3章 高级装配
    js json和字符串的互转
    webservice CXF入门服务端
    javascript的解析执行顺序
    java AES加密解密
    redis学习 java redis应用
    项目部署操作linux数据库mysql出现表找不到
    灯具板SOP
  • 原文地址:https://www.cnblogs.com/liupuLearning/p/6553336.html
Copyright © 2011-2022 走看看