how to include external jar file using PIG

Question

When I run a mapreduce job using hadoop command, I use -libjars to setup my jar to the cache and the classpath. How to do something like this in PIG?

Answer 1

An extension to zsxwing's answer.
You can also specify multiple jar paths as

pig -Dpig.additional.jars="/local/path/1/*:/local/path/2/*"