use current_schema in PLSQL::Schema#schema_name 
use current_schema in PLSQL::Schema#schema_name 
jgebal/ruby-plsql,yahonda/ruby-plsql,jgebal/ruby-plsql,yahonda/ruby-plsql,rsim/ruby-plsql,rsim/ruby-plsql,jgebal/ruby-plsql