Use Oracle Instant Client 21.4 to use the same version as Oracle 21c XE
Use Oracle Instant Client 21.4 to use the same version as Oracle 21c XE

https://www.oracle.com/database/technologies/instant-client/linux-x86-64-downloads.html

rsim/ruby-plsql,yahonda/ruby-plsql,rsim/ruby-plsql,yahonda/ruby-plsql