Find out all table comments : all_tab_comments « System Tables Data Dictionary « Oracle PL/SQL Tutorial

1. Oracle PL/SQL Tutorial
2. System Tables Data Dictionary
3. all_tab_comments

SQL>
SQL>
SQL> COLUMN     comments FORMAT a45
SQL> SELECT     table_name, comments
  2  FROM       all_tab_comments
  3  WHERE      table_name = UPPER('&&table_name');
Enter value for table_name:
old   3: WHERE      table_name = UPPER('&&table_name')
new   3: WHERE      table_name = UPPER('')

no rows selected