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Big data (MySQL) video tutorial full version

Course Intermediate 6193

Course Introduction：This course is a very comprehensive set of courses. The video knowledge covers the basics, advanced, operation and maintenance of MySQL and many other aspects. The course content is comprehensive and in-depth, which can fully meet our daily development, operation and maintenance, interviews, and self-improvement. It also uses a variety of methods during the explanation process to help students understand the key and difficult content in the course more clearly.

Self-study IT network Linux load balancing video tutorial

Course Intermediate 11329

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Shangxuetang MySQL video tutorial

Course Advanced 17632

Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

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java - What website can I use to learn about the release and sharing of Alibaba's backend, big data, and cloud computing technologies?

What website can I use to learn about the release and sharing of Alibaba’s backend, big data, and cloud computing technologies?

2017-05-27 17:40:14

When a user places an order, how can PHP provide real-time reminders in the background?

Ajax polling obviously won't work. It will put a lot of pressure on the server, so I would like to ask if there is a better method that can run normally in a big data environment.

2017-07-03 11:40:53

PHP+mysql member and consumption record table big data connection query, how to solve it, urgently looking for a solution

1. Membership table: There are fields such as membership card number, name, phone number, gender, points, etc. (tens of millions of data) 2. Consumption record table: associated field membership card number (tens of millions of data, divided into tables, divided according to consumption time) The following are search conditions. Now you need to find the corresponding member list according to the search conditions (the total number needs to be counted) For example: query all members whose age is 46-60 years old, gender: female, whose points are between 100-200, who have consumed twice in the past 90 days and the consumption amount is 100-200 yuan, and count the total number.

2019-06-02 18:54:51

Ways to fix issue 2003 (HY000): Unable to connect to MySQL server 'db_mysql:3306' (111)

I recently tried to containerize my FastAPIPython server (also for replication/doubling purposes). Before, I had just a MySQL server in a Docker container and everything was fine, but when I also made my web server a service, it couldn't connect to the MySQL server, so now the application doesn't work. Below is the code snippet of the server database initialization connector in the application fromfastapiimportFastAPIimportmysql.connectorapp

2023-09-05 11:18:47

Experiment with sorting after query limit

So this is my first question here, please forgive me if something is wrong. I'm trying to make a sort query based on constraints. So there is a Customers table with 90 records. I want to first perform a query limited to 3 records, and then sort the results of this query by a column called ContactName. I think this might be a nested query. Nested queries run fine in SQLServer, but don't know how to implement it in MySQL. Limit query: Select*fromcustomerslimit

2023-09-05 14:46:42

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What are the reasons for choosing big data major?

Course Introduction：The reasons for choosing the big data major are: 1. The big data major has broad prospects; 2. Big data positions have high added value; 3. There is huge room for development of big data technology. The reason why big data technology has received widespread attention is that big data itself has opened up a new value field, that is, data valorization.

2020-07-01 comment 0 21009

What is big data marketing

Course Introduction：Big data marketing is a marketing method applied to the Internet advertising industry based on large amounts of data from multiple platforms and relying on big data technology.

2020-03-23 comment 0 6997

How about PHP big data training?

Course Introduction：There are still many job opportunities in big data. You can check it out on recruitment websites. Moreover, the national policies are also very good, so it is a good industry. The issue of big data training and employment is actually not only related to choosing a professional big data training institution and reliable big data courses, but also related to one's own learning level and level of effort.

2020-02-24 comment 0 1903

What to study in big data major

Course Introduction：The contents of the big data major include: 1. Java; 2. Big data basics; 3. Hadoop system; 4. Scala; 5. kafka; 6. Spark; 7. python; 8. mysql. Big data majors are divided into two types: big data development, data analysis and mining.

2019-05-14 comment 0 139883

What does big data monitoring mean?

Course Introduction：Big data monitoring refers to the acquisition, collection, and analysis of data through big data technology, and the ability to accurately analyze information and effectively predict the dynamic trend of information development. Big data monitoring mainly revolves around massive amounts of network-wide data, and most of them require the help of monitoring systems to assist in analyzing the data.

2022-01-07 comment 0 14610

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