Warehouse operation flow chart

Warehouse operation flow chart , Materials purchased by , Partially Prepared Products , Three important factors of finished products . The warehou...
2020-07-30 21:39 views 93

MySQL Window function and its analytical query

MySQL From version 8.0 start , Support window function . Window functions allow you to use the new , A simpler way to solve the query problem , And...
2020-07-30 07:39 views 35

centos7 Common commands of firewall

CentOS7 use systemctl Command to manage a single service of the system , stay CentOS7 In terms of firewalld（ firewall ） Service opening , close , T...
2020-07-30 07:38 views 25

centos Common commands of firewall

Centos7 View the open ports corresponding to the firewall to view the ports that have been opened firewall-cmd --list-ports Open port firewall-cmd ...
2020-07-30 07:38 views 31

Centos7 Common firewall configuration commands

Port conflict due to recent build environment , So summarize this article , I hope there is something wrong with it , Please point out , I'll corr...
2020-07-30 07:38 views 40

CentOS6 and CentOS7 Firewall differences and common commands

One ,CentOS6 and CentOS7 The difference between firewalls uses different firewall tools ：CentOS6 The built-in firewall tool is iptables,CentOS7 Th...
2020-07-30 07:38 views 47

Elasticsearch(030)：es in Meta-Fields( Metadata Type ) An overview of （_routing）

1. The overview begins with the use of some advanced ES The characteristics of the time , Often used , Please understand . The document is routed ...
2020-07-30 07:38 views 43

CentOS Remote copy of common commands (scp)

1. Background as a back-end development or operation and maintenance engineer , Server is a technology we must firmly grasp . In this section, we ...
2020-07-30 07:38 views 43

Linux Frequently used commands （ Keep updating ）

Common commands view process and port number to view the process number of an application , For example, check tomcat Process number of （tomcat St...
2020-07-30 07:37 views 36

MySql Full backup and incremental backup

1. Check yes log_bin Do you want to enable incremental backup log_bin If the status is on It is already on log_binmysql > show variables like %log...
2020-07-29 23:07 views 58
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