There are currently four procedural languages available in the standard PostgreSQL distribution: PL/pgSQL, PL/Tcl, PL/Perl, and PL/Python. Other languages can be defined by users.

Create a Language

To create a language:

1. Select the Database in the Tree View and select Others > Language from the toolbar
   
2. Press the New Language button
   
3. Enter Language properties and fields on the appropriate tabs of the New Language Editor
4. Click OK

Design a Language

To design a language:

1. Select the Database in the Tree View and select Others > Language from the toolbar
2. Select the language you want to design.
   
3. Press the Design Language button.
   
4. Edit Language properties and fields on the appropriate tabs of the Design Language Editor
5. Click OK
   

Delete a Language

To delete a language:

1. Select the Database in the Tree View and select Others > Language from the toolbar
2. Select the language you want to delete.
   
3. Press the Delete Language button.
4. Confirm deleting in the dialog window.