On this tab, you can Edit () or Delete () transformations used for displaying custom tables data. You can also create new transformation by clicking the New transformation link.
Detailed information about the Custom tables module can be found in Developer's Guide -> Modules -> Custom tables.
Use of transformations for custom tables is described in Developer's Guide -> Modules -> Custom tables -> Transformations for custom tables.
Detailed information about transformations can be found in Developer's Guide -> Development -> Document types.