CHANGELOG.md

1.7.0

• Reduce requirements to allow rails 3 (#31) [Dmitry Ishkov]
• Add backticks around "on duplicate key" columns (MySQL) (#33) [Mauro Berlanda]
• PostgreSQL option to return primary keys (#32) [Peter Loomis]

1.6.0

• Support Mysql2 adapter (@varyform)
• Add support for update_duplicates (@mstruve)
• Add support for PostGIS, Mysql2Spatial (@knu)

1.5.0

• "Ignore" support for SQLite [@jfiander]
• "Ignore" support for PostgreSQL [Mauro Berlanda]
• add a callback for before_save [René Sprotte]

1.4.0

• better support for Rails 5
• add an option for ignoring errors on insert

1.3.0

• Adds support for an "after save" callback on the worker.

1.2.0

• Fix Deprecation warning with ActiveRecord 5.0.0;