Hive hiveserver2-阿里云

常见的bug---3、没有启动metaStore和Hiveserver2服务导致在本机上的IDEA无法连接上虚拟机上的HIve

问题描述在IEDA连接虚拟机上的Hive报的Exception in thread “main” org.apache.spark.sql.AnalysisException: org.apache.hadoop.hive.ql.metadata.HiveException: java.lang.R...

数据仓库的Hive的Hive架构的HiveServer2

HiveServer2架构HiveServer2是一个基于Java的服务程序，负责接收来自客户端的SQL请求，并将其转换成物理执行计划。它的主要组成部分包括：JDBC驱动程序：负责与客户端进行通信，接收SQL请求并将结果返回给客户端。解析器：负责解析用户输入的SQL语句，并生成抽象语法树。编译器&a...

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E-MapReduce如何通过JDBC连接HiveServer2来访问Hive数据

其它语言通过HiveServer2访问Hive

先解释一下几个名词：metadata ：hive元数据，即hive定义的表名，字段名，类型，分区，用户这些数据。一般存储关系型书库mysql中，在测试阶段也可以用hive内置Derby数据库。metastore ：hivestore服务端。主要提供将DDL，...

Hive 2.1.0 的hiveserver2远程端口如何配置开启？：配置报错

按照网上的教程进行配置，hiveserver2 的远程端口就是不能开启，要崩溃了 ---

Hadoop Hive概念学习系列之hive三种方式区别和搭建、HiveServer2环境搭建、HWI环境搭建和beeline环境搭建（五）

说在前面的话　　以下三种情况，最好是在3台集群里做，比如，master、slave1、slave2的master和slave1都安装了hive，将master作为服务端，将slave1作为服务端。　以下，是针对CentOS版本的，若是Ubuntu版本，见我的博客 Ubu...

Hive 0.11 升级踩坑记——HiveServer2的imperson问题

前阶段线上在做Hive升级（CDH4.2.0 Hive 0.10——> Apache Hive0.11 with our patches）和Shark上线踩了不少坑，先来说一个Hiveserver的问题. beeline进入后随便执行一个查询就会报错： USERxxx don’t have w...

[Hive]HiveServer2配置

HiveServer2(HS2)是一个服务器接口，能使远程客户端执行Hive查询，并且可以检索结果。HiveServer2是HiveServer1的改进版，HiveServer1已经被废弃。HiveServer2可以支持多客户端并发和身份认证。旨在为开放API客户端（如JDBC和ODBC）提供更好的...

[Hive]HiveServer2概述

1. HiveServer1 HiveServer是一种可选服务，允许远程客户端可以使用各种编程语言向Hive提交请求并检索结果。HiveServer是建立在Apache ThriftTM（http://thrift.apache.org/）之上的，因此有时会被称为Thrift Serv...

原来MaxCompute还能这么玩系列（2）—— 利用HiveServer2 Proxy实现MaxCompute与Hive生态工具的互通

注：MaxCompute原名ODPS，是阿里云自研的大数据计算平台，文中出现的MaxCompute与ODPS都指代同一平台，不做区分什么是Hive Hive是一款经典的hadoop技术栈的数仓软件，可以让用户采用SQL来完成大数据量的计算分析。如果你对Hive还不熟悉，请移步Apache Hive...

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开源大数据平台 E-MapReduce

开源大数据平台 E-MapReduce（简称“EMR”）是云原生开源大数据平台，向客户提供简单易集成的Hadoop、Hive、Spark、Flink、Presto、ClickHouse、StarRocks、Delta、Hudi等开源大数据计算和存储引擎服务。

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EMR实时计算实践