===================================================================
--- tasks/database.rake	(revision 32)
+++ tasks/database.rake	(working copy)
@@ -31,6 +31,8 @@
  desc("Removes all the data from the current environment's database, but does not drop the database itself.")
  task(:empty => :environment) do
    return unless destructive_tasks_allowed?
+    connection = ActiveRecord::Base.connection
+    sql = (/Oracle/ =~ connection.adapter_name) ? "TRUNCATE TABLE %s" : "TRUNCATE %s"
    tables.each do |table_name|
-      ActiveRecord::Base.connection.delete("TRUNCATE #{table_name}")
+      connection.delete(sql % table_name)
    end
  end