Explicitly defined validators on the dataSource field are run in the order in which
they are defined on the client and on the server. Obviously any server-only validators are
skipped on the client, and any client-only validators are skipped on the server.
Implicit type validators (an "isInteger" validator being applied automatically to all
fields of type "Integer", for example) are run before any validators applied explicitly at the
If a component has explicitly applied validators in addition to those
picked up from the DataSourceField definition, the component-level validators will execute
first. (This of course does not apply to server side validation).