how to do multiple search in installed RPM packages?

Question

how to do multiple search in installed RPM packages?

$ rpm -qa | grep 'mysql' 'jdk' 'jre'

or

$ rpm -qa | grep  mysql && rpm -qa | grep jdk && rpm -qa | grep jre

Answer 1

use egrep

    rpm -qa | egrep -i 'pattern|pattern2|patren3'

egrep can contain ~64Kb text