The dblook utility options include:
specifies the schema to which the DDL should be restricted. Only objects with the specified schema are included in the DDL file.
Additionally, if the statement text of any triggers or views includes a reference to any of the listed table names, the DDL for that trigger/view will also be generated, subject to -z limitations. If a table is not included in this list, then neither the table nor any of its keys, checks, or indexes will be included in the final DDL. If this parameter is not provided, all database objects will be generated, subject to -z limitations. Table names are separated by whitespace.