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Data synchronization modeTwo ways of data synchronizationCDC based on SQL query (change data capture):Offline scheduling query jobs, batch processing. Synchronize a table to other systems and obtain the latest data in the table through query every time. That is what we call SQL based query extraction;The consistency of data cannot be guaranteed ...

1 what is Docker Compose When we define the container, we use the command of Docker and build Docker, and then use the command of Docker. However, the application system of microservice architecture generally includes several microservices, and each microservice will generally deploy multiple instances. If each microservice needs to be started ...

1, Introduction theory overview 1.1 introduction and theoretical overview of virtualization technology Because there was a set of statistical data in the early EPA report: when EPA studied the energy efficiency of servers and data centers, it found that in fact, only 5% of the time of servers are working, and the rest of the time has bee ...

Set operation of table, addition and subtraction A set represents "the sum of all kinds of things" in the field of mathematics and a set of records in the field of database Specifically, the execution results of tables, views and queries are a collection of records, in which the elements are each row in the table or query results. In ...

Express bird supports EMS, SF, yzbk, yzpy, ZJS, LHT, uapex, STO, DBL, JD, xfex, hhtt, sure, kysy, PJ, CND ZTO, YD, htky, yto, ycwl, UC, ane, hoau, tlwl, dblky, aneky, jdky, LB, htkyky, ztoky, CNEX Print template setting of logistics electronic single interface such as Yunda Express (YDKY), Shunxin Jetta (SX). Docking process Log in the expres ...

1. Basic operation Get the current py file name import os file = 'test.py' fname = os.path.basename(file) print(fname) #Through the basename() method, we can remove the path and get only the file name #If the path fails to recognize the error (the problem of escape), add r before the path. (file = r'C:\Users\15205\PycharmProjects\pachon ...

Welcome to my GitHubhttps://github.com/zq2599/blog_demosContent: classification and summary of all original articles and supporting source code, involving Java, Docker, Kubernetes, DevOPS, etc;Welcome to my GitHubHere we classify and summarize all the original works of Xinchen (including supporting source code): https://github.com/zq2599/blog_d ...

Welcome to my GitHubHere we classify and summarize all the original works of Xinchen (including supporting source code): https://github.com/zq2599/blog_demosAbout "camera practice of JavaCV" seriesAs the name suggests, "JavaCV camera actual combat" is a collection of actual combat that uses the JavaCV framework to process va ...

Author: Li Shuai introduce KubeSphere multi tenancy is a very needed function in actual production and use. This function meets the needs of different users logging in to the KubeSphere platform. For example, development, operation and maintenance and testing all need to log in to KubeSphere platform, and different permissions need to be co ...

In this article, we will try to debug and learn the KubeSphere back-end module architecture based on the ssh remote plug-in on vscode.premiseInstall vscode and ssh remote container plug-ins;Install kubenertes container "operating system" and kubesphere > = V3.0 on the remote host 1.0 cloud "control panel";Installation go ...