Revision history for SQL-OOP

0.19 2012/01/04
  - Added retrieve method for Dataset class.

0.18 2012/01/01
  - Fixed version number

0.17 2012/01/01
  - Made in and not_in methods to be capable of sub queries.
  - Reduced undef warnings on quote method
  - Added values method on Array class to retrieve values.

0.16 2011/12/20
  - Added some tests

0.15 2011/07/08
  - cmp is now capable of sub queries for value
  - cmp_nested is deprecated

0.14 2011/07/08
  - Dependency for test specified

0.13 2011/07/08

0.12 2011/07/07
  - Documents improved

0.11 2011/07/06
  - Documents improved

0.10 2011/07/06
  - Fixed bug on alias methods in SQL::OOP package

0.09 2011/07/05
  - Order class got capable of array refs for keys
  - SQL::OOP renamed to SQL::OOP::Base
  - Documents improved

0.08 2011/06/20
  - Dataset got capable of sub expression
  - Experimental feature to_string_embeded added
  - append method got capable of array refs
  - where methods got capable of array refs for keys

0.07 2011/02/05
  - not_in added

0.01 2011/02/05
  - initial release
