Handle pre-epoch date conversions. Important for TimeStamp

lib/active_record/connection_adapters/odbc_adapter.rb

@@ -1583,9 +1583,9 @@ def dbmsNameToSym(dbmsName, dbmsVer)
           elsif dbmsName =~ /virtuoso/i
             symbl = :virtuoso 
           elsif dbmsName =~ /SQLAnywhere/i or dbmsName =~ /adaptiveserveranywhere/i
-            symbl = :sqlanywhere
-          elsif dbmsName =~ /visualfoxpro/i
-            # Try to access Visual Fox Pro database as a PostgreSQL database, works for simple queries.
+            symbl = :sqlanywhere
+          elsif dbmsName =~ /visualfoxpro/i
+            # Try to access Visual Fox Pro database as a PostgreSQL database, works for simple queries.
             symbl = :postgresql
           else
             raise ActiveRecord::ActiveRecordError, "ODBCAdapter: Unsupported database (#{dbmsName})"
@@ -1728,6 +1728,10 @@ def convertOdbcValToGenericVal(value)
             res = Date.new(value.year, value.month, value.day)
           end
           res
+        rescue
+          # Handle pre-epoch dates
+          # TODO Write a test to show that this works beyond anecdotal evidence
+          DateTime.new(value.year, value.month, value.day, value.hour, value.minute, value.second)
         end
 
         # In general, ActiveRecord uses lowercase attribute names. This may