Pierre Schambacher

Results 3 issues of Pierre Schambacher

/cc @bquorning @grosser @kassio @craig-day When calling `Model.connection` on a sharded model when we're not on a shard returns a connection to the unsharded database. This PR fixes the issue...

teams/ruby-core

I think this call was missed when moving the `on_shard` method out of AR::Base and making the default not_sharded. /cc @bquorning @grosser @jacobat

teams/ruby-core