Range operator

Range operator is .. that can be used in place of comma separated values for a sequence. It can be mixed with , and takes more precedence. integer and date types support range operator.

Eg:

2011-07-01,2011-07-02,2011-07-03,2011-08-01,2011-08-02,2011-08-03

can be written as

2011-07-01..2011-07-03,2011-08-01..2011-08-03