VIEWS 
Using the
system table
VIEWS, you can determine the following database information:
privileges of your own view table MYVIEW
SELECT privileges
FROM DOMAIN.VIEWS
WHERE owner = user
AND viewname = 'MYVIEW'
All view tables and their comments that the current user can see without being the
owner
SELECT owner, viewname, comment
FROM DOMAIN.VIEWS
WHERE owner <> user

Definition text of a view table: see
VIEWDEFS
Existence of a view table: see
TABLES
Synonym for a view table: see
SYNONYMS
Tables and columns forming the basis for a view table: see
VIEWCOLUMNS