hive books

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The compilation process for Hive SQL

Label:Transferred from: http://tech.meituan.com/hive-sql-to-mapreduce.html (technical team) Hive is a data warehouse system based on Hadoop, which is widely used in major companies. The U.S. mission Data Warehouse is also based on Hive, performing nearly every day of the hive ETL calculation process, responsible for hu

Brief comment on Oracle books without responsibility (1)

Oracle If you go to a computer bookstore now, you'll find that books related to Oracle technology will occupy a lot of space in bookstores. In these books there are many fine, but certainly some dross mixed with, for fine, we might as well read, for those patchwork of books we still avoid and far, lest let oneself regret. Here, fenng to write down the impression

Installation and configuration of hive

1, because I use MySQL as a hive metabase, so install MySQL first.Reference: http://www.cnblogs.com/hunttown/p/5452205.htmlLogin command: Mysql-h host address-u user name-P user PasswordMysql–u root # initial login without passwordChange PasswordFormat: Mysqladmin-u username-P Old password password new passwordMysql>mysqladmin-uroot–password 123456Note: Because Root does not have a password at the beginning, the-p old password can be omitted.Create

Several data import methods of hive

Several data import methods of hiveToday's topic is a summary of several common data import methods for hive, which I summarize in four ways:(1), import data from the local file system to the hive table;(2), import data from HDFs to hive table;(3), the corresponding data from other tables are queried and imported into the hiv

[Hive-languagemanual] Create/drop/grant/revoke Roles and Privileges/show use

Create/drop/grant/revoke Roles and PrivilegesHive Default authorization-legacy Mode has information about these DDL statements: CREATE ROLE GRANT ROLE REVOKE ROLE GRANT Privilege_type REVOKE Privilege_type DROP ROLE SHOW ROLE GRANT SHOW GRANT For SQL standard based authorization in Hive 0.13.0 and later releases, see these DDL statements: Role Management Commands CREATE ROLE GRANT ROL

Integration of Hadoop Hive and Hbase

Document directory 1. Hadoop and Hbase have been installed successfully. 2. Copy the hbase-0.90.4.jar and zookeeper-3.3.2.jar to hive/lib. 3. Modify the hive-site.xml file in hive/conf and add the following content at the bottom: 4. Copy the hbase-0.90.4.jar to hadoop/lib on all hadoop nodes (including the master. 1. Start a Single Node 2. Start the clust

Hive metabase Configuration, metadata

QQ Exchange Group: 335671559, Welcome to Exchange First, what is hive metadata. Hive metadata is some of the basic elements of hive, including the basic properties of hive tables, as follows (1) The database name, table name, field name and type of Hive table, partition fie

Hive Overview Architecture and Environment building

First, Hive Overview and Architecture What is 1.Hive? (1). Open Source by Facebook, originally used to solve the massive structural log data statistics problem(2). is a data warehouse built on top of Hadoop(3). Hive defines a language similar to SQL query: HQL (very similar to SQL statements in MySQL, and extended at the same time)(4). Typically used for offlin

[Linux Introductory books] recommended

Being a senior programmer proficient in Linux programming has always been a goal pursued by many friends. According to Chinahr statistics, the average monthly salary for Linux programmers in Beijing is 1.8 times times that of Windows programmers and 2.6 times times for Java programmers, and Linux programmers are averaging 2.9 times times the year-end bonuses for Windows programmers. At the same time, the data show that with the increase of working experience, the income gap between Linux program

Hive,skynet and Go languages

This is a creation in Article, where the information may have evolved or changed. Hive,skynet and Go languages 2013-09-25 Hive,skynet and Go languages Both Hive and Skynet are open source projects for the cloud-inspired gods. Skynet is an open-source concurrency framework based on the actor model. Hive is a redesigned

Hadoop Learning Record (iv) hadoop2.6 hive configuration

First, install MySQL1 Installing the serversudo apt-get Install Mysql-server2 Installing the MySQL clientsudo apt-get install mysql-clientsudo apt-get install Libmysqlclient-dev3 Check if there is a MySQL service open if the second line appears successfullynetstat-tap| grep mysqltcp 0 0 *:mysql *:* LISTEN 61534 turn on the MySQL service commandService MySQL Start5root Login New UserMysql-u root-pRoot initial password is empty, enter the comma

Hive installation (i) Environment configuration

Introduction to Hive Web Interface (HWI): Hive comes with a web-gui that doesn't function much, and can be used for effects, which is a good choice if you don't have hue installed.Since there are no pages in the Hive-bin package that contain HWI, only the Java code-compiled jar package: Hive-hwi-1.0.1.jarTherefore, you

Three different ways to export data in hive

Depending on where they are exported, these methods are divided into three types: (1), export to the local file system; (2), export to HDFs; (3), export to another table in hive. In order to avoid the simple text, I will use the command to explain step-by-step. first, export to the local file system    hive> Insert overwrite local directory '/HOME/WYP/WYP ' > select * from WYP; Copy Code This hql

Export data from hive to MySQL

Export data from hive to MySQLHttp://abloz.com2012.7.20Author: Zhou HaihanIn the previous article, "Data interoperability between MySQL and HDFs systems using Sqoop", it was mentioned that Sqoop can interoperate data between RDBMS and HDFs, and also support importing from MySQL to hbase, but importing MySQL directly from HBase is not directly supported. But indirect support. Either export HBase to an HDFs flat file, or export it to

Cheng Jie: Thoughts on reading technical books

Many programming friends like reading books. But why should I study? What books do I read? How many books are read? How to read? This has become a big problem. I want to talk about these issues. Note: It is best for readers of this article to have friends who have little time and hope to have a great harvest by reading some good

Sqoop1.4.4 import incremental data from Oracle10g to Hive0.13.1 and update the master table in Hive.

Import incremental data from the basic business table in Oracle to Hive and merge it with the current full table into the latest full table. Import Oracle tables to Hive through Sqoop to simulate full scale and Import incremental data from the basic business table in Oracle to Hive and merge it with the current full table into the latest full table. Import Oracle

Hive Connection HBase Operation data

Hive Integrated HBase principle Hive is a data Warehouse tool based on Hadoop that maps structured data files to a database table and provides complete SQL query functionality that translates SQL statements into MapReduce tasks. The advantage is that the learning cost is low, the simple mapreduce statistic can be realized quickly by SQL statement, and it is very suitable for the statistic analysis of data

Sqoop Mysql Import to HDFs, hive

Tags: Oda ADO website connected head map targe PWD DigitalSqoop is a database used in Hadoop and relational databases (Oracle,mysql ... Open source tools for data transfer between The following is an example of MySQL, SQL Server, using Sqoop to import data from MySQL, SQL Server into Hadoop (HDFS, Hive) #导入命令及参数介绍 Common parameters Name of parameter Parameter description --connect JDBC Connection string

Shell script Execution Hive Statement | Hive creates partitioned tables by date | Linux Schedule Programs

#!/bin/bashsource/etc/profile;################################################### Author:ouyangyewei # # # # Content:combineorder algorithm ############## ###################################### Change Workspace to herecd/cd/home/deploy/recsys/workspace/ouyangyewei# Generate Product_sell datayesterday=$ (date-d '-1 day ' +%y-%m-%d ') lastweek=$ (date-d '-1 week ' +%y-%m-%d ')/usr/local/ cloud/hive/bin/hive

Some classic Linux books

One, the road of Linux1. Introductory article"Linux authoritative guide " book is good, write very comprehensive also relatively broad, involved in not deep, as a primer book Good, you can more comprehensive understanding of Linux. In addition, the more popular can also look at " Bird Brother's private food " and other books, the management of the book. If you want to do the server direction can be found to see. 2. Driver Chapter"Linux device driver

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