Updating from the Model/DAOFactory should now go through .validate(), you can sk…

…ip this by adding a third argument {validate: false}.

lib/dao-factory.js

@@ -563,10 +563,23 @@ module.exports = (function() {
    * @return {Object}               A promise which fires `success`, `error`, `complete` and `sql`.
    */
   DAOFactory.prototype.update = function(attrValueHash, where, options) {
+    options = options || {}
+    options.validate = options.validate || true
+
     if(this.options.timestamps) {
       var attr = this.options.underscored ? 'updated_at' : 'updatedAt'
       attrValueHash[attr] = Utils.now()
     }
+
+    if (options.validate === true) {
+      var validate = this.build(attrValueHash).validate()
+      if (Object.keys(validate).length > 0) {
+        return new Utils.CustomEventEmitter(function(emitter) {
+          emitter.emit('error', validate)
+        }).run()
+      }
+    }
+
     return this.QueryInterface.bulkUpdate(this.tableName, attrValueHash, where, options)
   }