Upon editing a data provider sql query, the data provider fields are not updated after saving.

Description of problem:
Upon editing a data provider sql query, the data provider fields are not updated after saving, requiring data provider to be deleted to regenerate fields.

Version-Release number of selected component (if applicable):6.0.0.GA

How reproducible:
Always

Steps to Reproduce:
1.Create a SQL data provider
2.View the properties of that provider
3.Change the query to add additional fields
4.View the properties of provider and they will be the same

Actual results:
Properties remain the same as the original set.

Expected results:
Properties to reflected changed query after editing.

Additional info: