Log Message:
Update ruby-sequel package to 3.21.0.

=== 3.21.0 (2011-03-01)

* Make symbol splitting (:table__column___alias) work correctly for identifiers \ 
that are not in the \w character class (authorNari)
* Enable row locks in Oracle (authorNari)
* Prefer cover? over include? for validates_includes/validates_inclusion_of \ 
(jeremyevans)
* Make using NULL/NOT NULL, DEFAULT, and UNIQUE column options work correctly on \ 
H2 and possibly Oracle (jeremyevans)
* Make bin/sequel accept file arguments and work correctly when $stdin is not a \ 
tty (jeremyevans)
* Add support for -I and -r options to bin/sequel (jeremyevans)
* Sequel::Model.plugin can now be overridden just like the other Model methods \ 
(jeremyevans)
* Add tinytds adapter, the best way to connect to MSSQL from a C based ruby \ 
running on *nix (jeremyevans)
* Recognize bigint unsigned as a Bignum type in the schema dumper (gamespy-tech) \ 
(#327)
* Add Dataset#calc_found_rows for MySQL datasets (macks)
* Add association_autoreloading plugin for clearing association cache when \ 
foreign key value changes (jfirebaugh, jeremyevans)
* Fix join_table on MySQL ignoring the block (jfirebaugh)
* Transfer CTE WITH clauses in subselect to main query when joining on MSSQL \ 
(jfirebaugh)
* Make specs support both RSpec 1 and RSpec 2 (jeremyevans)
* Work with ruby-informix versions >= 0.7.3 in the informix adapter \ 
(jeremyevans) (#326)

=== 3.20.0 (2011-02-01)

* Allow a :partial option to Database#indexes on MySQL to include partial \ 
indexes (roland.swingler) (#324)
* Add a SQLite subadapter to the swift adapter, now that swift supports it \ 
(jeremyevans)
* Update swift adapter to support swift 0.8.1, older versions no longer \ 
supported (jeremyevans)
* Allow setting arbitrary JDBC properties in the jdbc adapter with the \ 
:jdbc_properties option (jeremyevans)
* Use a better error message if a validates_max_length validation is applied to \ 
a nil value (jeremyevans) (#322)
* Add some basic Microsoft Access support to the ado adapter, autoincrementing \ 
primary keys now work (jeremyevans)
* Make class_table_inheritance plugin handle subclass associations better \ 
(jeremyevans) (#320)

=== 3.19.0 (2011-01-03)

* Handle Date and DateTime types in prepared statements when using the jdbc \ 
adapter (jeremyevans)
* Handle Date, DateTime, Time, SQL::Blob, true, and false in prepared statements \ 
when using the SQLite adapter (jeremyevans)
* Use varbinary(max) instead of image for the generic blob type on MSSQL \ 
(jeremyevans)
* Close prepared statements when disconnecting when using SQLite (jeremyevans)
* Allow reflecting on validations in the validation_class_methods plugin \ 
(jeremyevans)
* Allow passing a primary key value to the add_* association method (gucki)
* When typecasting model column values, check the classes of the new and \ 
existing values (jeremyevans)
* Improve type translation performance in the postgres, mysql, and sqlite \ 
adapters by using methods instead of procs (jeremyevans)

=== 3.18.0 (2010-12-01)

* Allow the user to control how the connection pool deals with attempts to \ 
access shards that aren't configured (jeremyevans)
* Typecast columns when creating model objects from JSON in the json_serializer \ 
plugin (jeremyevans)
* When parsing the schema for a model that uses an aliased table, use the \ 
unaliased table name (jeremyevans)
* When emulating schema methods such as drop_column on SQLite, recreate \ 
applicable indexes on the recreated table (jeremyevans)
* Only remove hook pairs that have been run successfully in the instance_hooks \ 
plugin (jeremyevans)
* Add reversible migration support to the migration extension (jeremyevans)
* Add to_dot extension, for producing visualizations of Dataset abstract syntax \ 
trees with Graphviz (jeremyevans)
* Switch to using manual type translation in the SQLite adapter (jeremyevans)
* Support :read_timeout option in the native mysql adapter (tmm1)
* Support :connect_timeout option in the native mysql and mysql2 adapters (tmm1)

=== 3.17.0 (2010-11-05)

* Ensure that the optimistic locking plugin increments the lock column when \ 
using Model#modified! (jfirebaugh)
* Correctly handle nil values in the xml_serializer plugin, instead of \ 
converting them to empty strings (george.haff) (#313)
* Use a default wait_timeout that's allowed on Windows for the mysql and mysql2 \ 
adapters (jeremyevans) (#314)
* Add support for connecting to MySQL over SSL using the :sslca, :sslkey, and \ 
related options (jeremyevans)
* Fix Database#each_server when used with jdbc or do connection strings without \ 
separate :adapter option (jeremyevans) (#312)
* Much better support in the AS400 JDBC subadapter (bhauff)
* Allow cloning of many_through_many associations (gucki, jeremyevans)
* In the nested_attributes plugin, don't make unnecessary update calls to modify \ 
associated objects that are about to be deleted (jeremyevans, gucki)
* Allow Dataset#(add|set)_graph_aliases to accept as hash values symbols and \ 
arrays with a single element (jeremyevans)
* Add Databse#views and #view_exists? to the Oracle adapter (gpheruson)
* Add Database#sql_log_level for changing the level at which SQL queries are \ 
logged (jeremyevans)
* Remove unintended use of prepared statements in swift adapter (jeremyevans)
* Fix logging in the swift PostgreSQL subadapter (jeremyevans)

=== 3.16.0 (2010-10-01)

* Support composite foreign keys for associations in the identity_map plugin \ 
(harukizaemon, jeremyevans) (#310)
* Handle INTERSECT and EXCEPT on Microsoft SQL Server 2005+ (jfirebaugh)
* Add :replace option to Database#create_language in the postgresql adapter \ 
(jeremyevans)
* Make rcte_tree plugin work when not all columns are selected (jeremyevans)
* Add swift adapter (jeremyevans)
* Fix literalization of DateTime objects on 1.9 for databases that support \ 
fractional seconds (jeremyevans)