########THEN####
SQL> col stattype_locked for a30
SQL> select owner, table_name, stattype_locked from dba_tab_statistics where stattype_locked is not null and owner not in ('SYS','SYSTEM');
OWNER TABLE_NAME STATTYPE_LOCKED
------------------------------ ------------------------------ ------------------------------
SCOTT TIGER ALL
1 rows selected.
SQL> exec dbms_stats.unlock_table_stats('SCOTT', 'TIGER');
PL/SQL procedure successfully completed.
####NOW#####
SQL> select owner, table_name, stattype_locked from dba_tab_statistics where stattype_locked is not null and owner not in ('SYS','SYSTEM');
no rows selected
SQL>