Review Board 1.7.22


DRILL-189 : implementation of upper() and lower() function

Review Request #13894 - Created Aug. 29, 2013 and updated

Tanujit Ghosh
Reviewers
drill-git
drill-git
Implementation of upper() and lower() functions
src/test/java/org/apache/drill/exec/physical/impl/TestStringSimpleFunctions.java