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== 2.0.9 / 2010/02/25

* Bug Fixes

  * Custom LOCK strings are allowed. Fixes LH # 6399
    https://rails.lighthouseapp.com/projects/8994/tickets/6399-allow-database-specific-locking-clauses-to-be-used

  * Strings passed to StringManager#on will be automatically tagged as SQL
    literals. Fixes Rails LH #6384
    https://rails.lighthouseapp.com/projects/8994/tickets/6384-activerecord-303-and-3-0-stable-generate-invalid-sql-for-has_many-through-association-with-conditions

== 2.0.8 / 2010/02/08

* Bug Fixes

  * Added set operation support
  * Fixed problems with *_any / *_all methods.

== 2.0.7

* Bug Fixes

  * Limit members are visited
  * Fixing MSSQL TOP support

== 2.0.6 12/01/2010

* Bug Fixes

  * Rails 3.0.x does not like that Node is Enumerable, so removing for now.

== 2.0.5 11/30/2010

* Enhancements

  * Arel::Visitors::DepthFirst can walk your AST depth first
  * Arel::Nodes::Node is enumerable, depth first

* Bug fixes

  * #lock will lock SELECT statements "FOR UPDATE" on mysql
  * Nodes::Node#not factory method added for creating Nodes::Not nodes
  * Added an As node

* Deprecations

  * Support for Subclasses of core classes will be removed in ARel version
    2.2.0

== 2.0.4

* Bug fixes

  * Speed improvements for Range queries. Thanks Rolf Timmermans!

== 2.0.3

* Bug fixes

  * Fixing Oracle support
  * Added a visitor for "Class" objects

== 2.0.2

* Bug fixes

  * MySQL selects from DUAL on empty FROM
  * Visitor translates nil to NULL
  * Visitor translates Bignum properly

== 2.0.1

* Bug fixes

== 2.0.0 / 2010-08-01
* Enhancements
  
  * Recreate library using the Visitor pattern.
    http://en.wikipedia.org/wiki/Visitor_pattern

== 0.3.0 / 2010-03-10

* Enhancements

  * Introduced "SQL compilers" for query generation.
  * Added support for Oracle (Raimonds Simanovskis) and IBM/DB (Praveen Devarao).
  * Improvements to give better support to ActiveRecord.

== 0.2.1 / 2010-02-05

* Enhancements

  * Bump dependency version of activesupport to 3.0.0.beta

== 0.2.0 / 2010-01-31

  * Ruby 1.9 compatibility
  * Many improvements to support the Arel integration into ActiveRecord (see `git log v0.1.0..v0.2.0`)
  * Thanks to Emilio Tagua and Pratik Naik for many significant contributions!

== 0.1.0 / 2009-08-06

* 1 major enhancement

  * Birthday!
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