Using the Pattern Test view
		     In the Pattern Test View, you can test a string of text against
            a regular expression.
	  
      Procedure
- On the menu bar of Talend Studio, click .
 - In the filter field, start typing Pattern Test View.
 - Select Pattern Test View and click OK.
 - Select the DB Connections option then select your Teradata connection from the list.
 - In the Test Area and Regex fields, enter your test string and your regular expression respectively.
 - Click the Test button.
 
Results
A matches or non-matches text is displayed in the view.