hive

Use and installation of sqoop

SQOOP installation and use SQOOP installation 1. Upload and unzip Installation package download address http://archive...
17:35 6 December 2021

No. 16 Auburn upends No. 5 Alabama’s playoff hopes, 48-45

AUBURN, Ala. — Shaun Shivers scored on an 11-yard run with 8:08 left to put No. 16 Auburn ahead and another failed field goal by Alabama in the Iron B...
0:51 1 December 2021

Hive common functions, window functions, UDF, UDTF

1. System built-in function View the functions provided by the systemhive> show functions; Displays the usage of the...
12:21 28 November 2021

The differences between hive query statement and mysql

These are the two tables emp and Dept often used in online database examples. The first is dept and the second is emp ...
8:59 28 November 2021

hiveSQL execution plan (explain the most detailed in the whole network!!)

0 - Preface Hive SQL's execution plan describes the overall outline of the actual execution of SQL. Through the executio...
18:11 19 November 2021

Hive Foundation (installation)

1, What is Hive Hive is an essential tool in Hadop ecosystem. It can map the structured data stored in HDES into a table...
9:03 18 November 2021

Basic concepts and installation of hive learning

Basic concepts and installation of hive learning ...
12:43 29 September 2021

Five common time crossing and continuous login problems in HIVE

This article is intended to record learning experience and facilitate communication. The blogger's level is limited. If ...
3:55 27 September 2021

Hive series - 5. Hive's data compression and data storage format

Copyright notice: This article is the original article of the blogger and follows the CC 4.0 BY-SA copyright agreement. ...
13:19 18 September 2021

Flink Sql on Zeppelin -- environment preparation

Environmental preparation summary Why Sql At present, there are many ways to develop Flink. Generally speaking, stud...
22:13 8 June 2020

The running in period of Flink and Hive

There is a lot of feedback from readers. Please refer to the previous article< Hive is finally waiting, Flink >Whe...
3:57 25 May 2020

Test the query efficiency of mapping Hbase table to Hive table

1, Preparation: 1. Write a program to write 10 million pieces of data into the Hbase table; 2. Map the corresponding Hb...
0:24 5 May 2020

The first lesson of big data on the cloud: MaxCompute authorization and appearance operation hidden pit Guide

1, Sub account creation, AK information binding If you are the first time to log in to digital plus platform and use DataWorks with a sub account, you...
2:57 13 January 2020

Vi. installation and configuration Hive (the sixth operation)

MySQL installation Download MySQL server from the official website (yum installation) wget http://dev.mysql.com/get/mysql-community-release-el7-5.noa...
13:46 4 November 2019