在mysql中执行以下命令:  drop database hive;  create database hive;  alter database hive character set latin1; 重启hive…

已经配置好hive,mysql作为元数据的数据库.在hive中执行drop语句出错: drop table mytest; 错误提示如下: FAILED: SemanticException Unable to fetch table ljz. For direct MetaStore DB connections, we don't support retries at the client level. 我用的mysql-connctor版本是mysql-connector-java-5.1…

学习hive 使用mysql作为元数据  hive创建数据库和切换数据库都是可以的 但是创建表就是出问题 百度之后发现 是编码问题 特别记录一下~~~ 1.报错前如图: 2.在mysql数据库中执行如下: ALTER DATABASE hive CHARACTER SET latin1; 3.修改编码后创建数据库成功:…

学习hive 使用mysql作为元数据  hive创建数据库和切换数据库都是可以的 但是创建表就是出问题 百度之后发现 是编码问题 特别记录一下~~~ 1.报错前如图: 2.在mysql数据库中执行如下: ALTER DATABASE hive CHARACTER SET latin1; 3.修改编码后创建数据库成功:…

MetaException(message:Version information not found in metastore. ) Hive now records the schema version in the metastore database and verifies that the metastore schema version is compatible with Hive binaries that are going to accesss the metastore.…

Caused by: MetaException(message:Hive Schema version 2.1.0 does not match metastore's schema version 1.2.0 Metastore is not upgraded or corrupt) [Dev root @ sd-9c1f-2eac /usr/local/src/apache-hive-2.1.1-bin/scripts/metastore/upgrade/mysql]# ls001-HIV…

解决方案汇总: ()删除HDFS上的hive数据与hive数据库 hadoop fs -rm -r -f /tmp/hive hadoop fs -rm -r -f /user/hive ()删除MySQL上的hive的元数据信息 mysql -uroot -p drop database hive ()初始化hive, 将mysql作为hive的元数据库 schematool -dbType mysql -initSchema 错误及操作详情: 1 启动hive报错 # hive .0_112…

报错背景: CDH安装完成hive后启动失败. 报错现象: [main]: Metastore Thrift Server threw an exception... MetaException(message:Version information not found in metastore. ) at org.apache.hadoop.hive.metastore.ObjectStore.checkSchema(ObjectStore.java:) at org.apache.hadoo…

在kylin-gui中sync表default.customer_visit时报错: -- ::, ERROR [http-bio--exec-] controller.BasicController: : java.lang.RuntimeException: cannot get HiveTableMeta at org.apache.kylin.source.hive.HiveSourceTableLoader.extractHiveTables(HiveSourceTableLoader…

hive在hive-site.xml中配置hive.metastore.uris属性,后启动异常 hive异常 [fan@master hive-0.13.1-cdh5.3.6]$ bin/hive Logging initialized using configuration in jar:file:/opt/modules/hive-0.13.1-cdh5.3.6/lib/hive-common-0.13.1-cdh5.3.6.jar!/hive-log4j.properties Excep…

hive (db_emp)> load data local inpath '/opt/datas/emp.txt' into table emp_part partition(`date`='2018120'); 在加载数据到HDFS上时,报错: Failed with exception MetaException(message:javax.jdo.JDODataStoreException: Error(s) were found while auto-creating/validati…

异常名称 //数据源拒绝从服务器建立连接.消息:"连接太多" com.MySQL.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Data source rejected establishment of connection, message from server: "Too many connections" 原因一 MYSQL安装目录打开MY.INI. 找到max_connections…

在hive命令行创建表时报错: FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. MetaException(message:javax.jdo.JDODataStoreException: An exception was thrown while adding/validating class(es) : Specified key was too long; max key…

详细错误信息: Caused by: com.MySQL.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Data source rejected establishment of connection,  message from server: "Too many connections" at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Nat…

http://www.oschina.net/question/558677_66703 com.mysql.jdbc.exceptions.MySQLNonTransientConnectionException: Data source rejected establishment of connection,  message from server: "Too many connections"     "Too many connections"错误 尝试…

com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Data source rejected establishment of connection, message from server: "Too many connections" at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.…

报错: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Data source rejected establishment of connection, message from server: "Too many connections" at sun.reflect.GeneratedConstructorAccessor16.newInstance(Unknown Source) at…

报错信息 Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Data source rejected establishment of connection, message from server: "Too many connections" at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native…

配置完成Mysql存储元数据信息,启动后测试show tables报错ERROR exec.DDLTask: org.apache.hadoop.hive.ql.metadata.HiveException: java.lang.RuntimeException: Unable to instantiate org.apache.hadoop.hive.metastore.HiveMetaStoreClient.通过goole看到一篇文章说,hive.metastore.schema.verif…

参考 https://www.cnblogs.com/liupuLearning/p/6610307.html 少了创建hive数据库一步…

FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. MetaException(message:For direct MetaStore DB connections, we don't support retries at the client level.) 解决: 推出hive,进入mysql ,运行: alter database hive character set la…

下载 http://www.java2s.com/Code/Jar/m/Downloadmysqlconnectorjavacommercial517binjar.htm 放到lib目录下,删除原本的 hive> drop table test;FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. MetaException(message:For direct MetaStore…

环境:Hadoop 2.3.0 sqoop 1.4.5 1.下载并解压sqoop-1.4.6.bin__hadoop-2.0.4-alpha.tar.gz (解压完,名字会很长,可以根据需要自己修改下目录名) tar -zxvfsqoop-1.4.5.bin__hadoop-2.0.4-alpha.tar.gz 2.配置环境变量 export SQOOP_HOME=/home/grid2/sqoop-1.4.5 export PATH=$PATH:$SQOOP_HOME/bin 3.修改配置文件…

报错如下: Loading data to table data_da.tmp_wlw_test partition (stat_date=2017-05-11, business_type_name=null) Failed with exception MetaException(message:For direct MetaStore DB connections, we don't support retries at the client level.) FAILED: Executi…

1. 缺少MySQL驱动包 1.1 问题描述 Caused by: org.datanucleus.store.rdbms.connectionpool.DatastoreDriverNotFoundException: The specified datastore driver ("com.mysql.jdbc.Driver") was not found in the CLASSPATH. Please check your CLASSPATH specification, an…

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---恢复内容开始--- 一,准备 先有三台linux,对hadoop集群的搭建. eddy01:开启一个hdfs的老大namenode,yarn的老大ResourceManager其中进程包括(NodeManager,ResourceManager,NameNode,SecondaryNameNode) eddy02:(datanode,nodemanager) eddy03:(datanode,nodemanager) 配置文件(只需要对eddy01中有这些配置,eddy02,eddy03都…

HDFS HDFS架构 1.Master(NameNode/NN) 对应 N个Slaves(DataNode/NN)2.一个文件会被拆分成多个块(Block)默认:128M例: 130M ==> 128M + 2M3.NameNode.DataNode负责内容:NN:1)负责客户端请求的响应2)负责元数据(文件名称.副本系数.Block存放的DN)的管理DN:1)存储用的文件对应的数据块(Block)2)定期向NN发送心跳信息(默认3秒),汇报本身及其所有的Block信息,健康状况4. 重要提示…

在Hive中执行DDL之类的SQL语句时遇到的一个问题 作者:天齐 遇到的问题如下: hive> create table ehr_base(id string); FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. MetaException(message:For direct MetaStore DB connections, we don't support retries…

创建表报错 Error: Error while processing statement: FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. MetaException (message:For direct MetaStore DB connections, we don't support retries at the client level.) (state=08S01…