Query slow using SDO_GEOM package

Question

Hi,
i've a query that extract this data from a table:
SDO_GEOM.sdo_centroid (geometry, 0.5).sdo_point.x
It's very, but very slow, about 15sec for 300 records.
Remove this package from select it's very fast.
Any ideas to how tuning spacial package??
TNX

Answer 1

With column in select:
call     count       cpu    elapsed       disk      query    current        rows
Parse        1      0.02       0.05          0        606          0           0
Execute      1      0.00       0.00          0          0          0           0
Fetch       14      1.31       5.32          0         36          0         184
total       16      1.33       5.37          0        642          0         184
Misses in library cache during parse: 1
Optimizer mode: ALL_ROWS
Parsing user id: 119
Rows     Row Source Operation
    184  TABLE ACCESS FULL CAA_PA (cr=129 pr=0 pw=0 time=2880603 us cost=7 size=219 card=1)
Elapsed times include waiting on following events:
  Event waited on                             Times   Max. Wait  Total Waited
  ----------------------------------------   Waited  ----------  ------------
  SQL*Net message to client                      14        0.00          0.00
  Disk file operations I/O                        1        0.00          0.00
  SQL*Net message from client                    14       24.76         24.80
********************************************************************************whitout package in select :
SELECT ID2 AS ID_COLUMN,
         '' AS SYMBOL,
         ICONCODE AS IMAGECODE_COLUMN,
         ID_UNICO AS TOOLTIP_COLUMN,
         1121 AS QUERYID,
         '0' AS HASACTIONS,
         1 AS ALIGNMENT
    FROM IDT_SETPRIMARIO.V_CAA_XY
   WHERE     X > 1567630
         AND X < 1872370
         AND Y > 4998933
         AND Y < 5139066
         AND ICONCODE IS NOT NULL
ORDER BY ICONCODE
call     count       cpu    elapsed       disk      query    current        rows
Parse        1      0.01       0.02          0        370          0           0
Execute      1      0.00       0.00          0          0          0           0
Fetch       14      0.83       1.82          0        121          0         184
total       16      0.84       1.85          0        491          0         184
Misses in library cache during parse: 1
Optimizer mode: ALL_ROWS
Parsing user id: 119
Rows     Row Source Operation
    184  TABLE ACCESS FULL CAA_PA (cr=121 pr=0 pw=0 time=1473516 us cost=7 size=219 card=1)
Elapsed times include waiting on following events:
  Event waited on                             Times   Max. Wait  Total Waited
  ----------------------------------------   Waited  ----------  ------------
  SQL*Net message to client                      14        0.00          0.00
  Disk file operations I/O                        1        0.00          0.00
  SQL*Net message from client                    14       20.27         20.30
********************************************************************************