User`s guide

5 Using Visual Query Builder
5-16
2
Specify the Preferences settings as described in this table.
Preference Acceptable Values Description
Read
NULL
strings as:
null (default) Specifies how NULL strings appear after being fetched from a
database.
Read
NULL
Nan (default) Specifies how NULL numbers appear after being fetched from a
database. If you accept the default value for this field, NULL data
imported from databases into the MATLAB workspace appears