Listing 3

Full-table scan report. (Note: The ? column indicates whether 
the table is currently cached.)

OWNER             NAME                NUM_ROWS       ?      BLOCKS NBR_FTS
_______          ____________         ______        ____  __________________

SYS               DUAL                                N    70       143,396
DONALD            SECURITY_USERS        677           Y    648       26,541
DONALD            PERSON_LOGON_ID       669           Y    441       16,212
DONALD            SITE_AMDMNT           1,028         N    1,020     10,719
DONALD            CLIN_PTCL_VIS_MAP     201           Y    28         9,737
DONALD_TOOLS      JOB_TEXT                            Y    9          8,811
DONALD            TIME_PERIOD           344           Y    27         5,590
DONALD            COUNTRY               251           Y    292        5,568
DONALD            STDY_PLAN_HISTORY     852           N    40         5,065
DONALD            STDY_PLAN_STAFF_H     31,974        N    290        3,914