In addition to Weibo, there is also WeChat
Please pay attention
WeChat public account
Shulou
2025-04-01 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >
Share
Shulou(Shulou.com)05/31 Report--
This article mainly explains "MySQL5.5 uses CSV storage engine to import and load data steps", interested friends may wish to take a look. The method introduced in this paper is simple, fast and practical. Let the editor take you to learn the steps for MySQL5.5 to import and load data using the CSV storage engine.
-- View the contents of the csv text file
[root@localhost fire] # cat / tmp/dept.txt
10,ACCOUNTING,NEW YORK
20,RESEARCH,DALLAS
30,SALES,CHICAGO
40,OPERATIONS,BOSTON
-- create an CSV table based on the format of the text file
Mysql > CREATE TABLE `t_ dept` (
-> `deptno` int (11) NOT NULL DEFAULT'0'
-> `dname` varchar (15) NOT NULL
-> `loc` varchar (15) NOT NULL
->) ENGINE=CSV DEFAULT CHARSET=gbk
Query OK, 0 rows affected (0.06 sec)
-- Import the contents of the csv text file into the CSV file generated after the table is created
[root@localhost fire] # more / tmp/dept.txt > t_dept.CSV
[root@localhost fire] # cat t_dept.CSV
10,ACCOUNTING,NEW YORK
20,RESEARCH,DALLAS
30,SALES,CHICAGO
40,OPERATIONS,BOSTON
-- View the data imported into the table
Mysql > select * from t_dept
+-+
| | deptno | dname | loc | |
+-+
| | 10 | ACCOUNTING | NEW YORK |
| | 20 | RESEARCH | DALLAS |
| | 30 | SALES | CHICAGO |
| | 40 | OPERATIONS | BOSTON |
+-+
4 rows in set (0.07 sec)
At this point, I believe you have a deeper understanding of "MySQL5.5 uses the CSV storage engine to import and load data". You might as well do it in practice. Here is the website, more related content can enter the relevant channels to inquire, follow us, continue to learn!
Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.
Views: 0
*The comments in the above article only represent the author's personal views and do not represent the views and positions of this website. If you have more insights, please feel free to contribute and share.
Continue with the installation of the previous hadoop.First, install zookooper1. Decompress zookoope
"Every 5-10 years, there's a rare product, a really special, very unusual product that's the most un
© 2024 shulou.com SLNews company. All rights reserved.