initial Rails 4.0 compatibility - ActiveRecord::ConnectionHandling
got introduced and is expected to contain the "#{config[:adapter]}_connection" instance method (instead of having it on ActiveRecord::Base's singleton class)
ActiveRecord::AbstractAdapter#exec_insert has 5 args in AR 4.0 (master)
enable running tests with activerecord 4.0 (rails master)
31 is the greatest DECIMAL precision allowed in Derby
cleanup H2 / HSQLDB adapter - HSQLDB should not know about H2
hookup HSQLDB java module + share a quoting helper with DB2
correct schema dump (jdbc detected sql types) for HSQLDB
correct schema dump (jdbc detected sql types) for H2
follow Column-naming convention in MySQL adapter ArJdbc module
tests not setup correctly on 2.3 due d800469164d21bde7
downgrade to mocha 0.12 due running rails tests from 3-2-stable
derby test cases tidying up + schema dump tests
derby (native) types review & cleanup, externalize AR patch-ing
fix derby regression - not detecting scale == 0 decimals as integer columns
[derby] XML column support - just so we're able to specify xml as a type
[sqlite3] setup native types + make sure tables accepts table_name as well
test exec_insert with 3 and 5 args (AR-4.0) due possible adapter overrides
[sqlite3] use native types on modify_types + disable big decimal tests

there are issues with inserting large decimal values that might resolve when prepared statement gets added (or using plain old JDBC statements for inserts with binds)
fix 1.2.6 regression - incorrectly setup to_sql method based on Rails version
this caused double '?' bind substitution issues (reported as #322)
travis-ci test 1-2-stable branch as well