bash: javac: command not found
java version 1.8
[root@localhost home]# java -version
openjdk version "1.8.0_232"
Directly during installation
yum install java
After installation, run javac and report an error. It is found that there are fewer packages, so install the corresponding package again
yum install java-1.8.0-openjdk-devel.x86_64