Handle using transactions and resetting isolation level correctly when `READ_COMMITTED_SNAPSHOT` is set to `ON`#520

metaskills merged 1 commit intorails-sqlserver:masterrails-sqlserver/activerecord-sqlserver-adapter:masterfrom

mtcmorris:snapshot-isolation-fixmtcmorris/activerecord-sqlserver-adapter:snapshot-isolation-fixCopy head branch name to clipboard