That would be due to the group by. See the following demo. 16 rows returned from the SQL. 46000 rows processed. Jared 17:16:38 SQL> 17:16:38 SQL>create table tmp_objects 17:16:38 2 as 17:16:38 3 select owner, object_name 17:16:38 4 from dba_objects 17:16:38 5 / Table created. 17:16:38 SQL> 17:16:38 SQL>exec dbms_stats.gather_table_stats(user,tabname=>'TMP_OBJECTS',estimate_percent=>100) PL/SQL procedure successfully completed. 17:16:38 SQL> 17:16:38 SQL>explain plan 17:16:38 2 set statement_id = 'SORT' 17:16:38 3 for 17:16:38 4 select owner, count(*) object_count 17:16:38 5 from tmp_objects 17:16:38 6 group by owner 17:16:38 7 order by owner 17:16:38 8 / Explained. 17:16:38 SQL> 17:16:38 SQL>@showplan9i SORT 17:16:38 SQL> 17:16:38 SQL>-- showplan9i.sql 17:16:38 SQL>-- works with 7.3+ 17:16:38 SQL> 17:16:38 SQL>SET PAUSE OFF 17:16:38 SQL>SET VERIFY OFF 17:16:38 SQL>set trimspool on 17:16:38 SQL>set line 200 arraysize 1 17:16:38 SQL>clear break 17:16:38 SQL>clear compute 17:16:38 SQL> 17:16:38 SQL> 17:16:38 SQL>select plan_table_output 17:16:38 2 from table(dbms_xplan.display( 'PLAN_TABLE', '&&1')) 17:16:38 3 / PLAN_TABLE_OUTPUT -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Plan hash value: 599302501 ---------------------------------------------------------------------------------- | Id | Operation | Name | Rows | Bytes | Cost (%CPU)| Time | ---------------------------------------------------------------------------------- | 0 | SELECT STATEMENT | | 16 | 96 | 58 (9)| 00:00:01 | | 1 | SORT GROUP BY | | 16 | 96 | 58 (9)| 00:00:01 | | 2 | TABLE ACCESS FULL| TMP_OBJECTS | 46115 | 270K| 54 (2)| 00:00:01 | ---------------------------------------------------------------------------------- 9 rows selected. 17:16:38 SQL> 17:16:38 SQL> 17:16:38 SQL>select owner, count(*) object_count 17:16:38 2 from tmp_objects 17:16:38 3 group by owner 17:16:38 4 order by owner 17:16:38 5 / OWNER OBJECT_COUNT ---------- ------------ CTXSYS 338 DBSNMP 13 DMSYS 869 EXFSYS 166 XXXXXXXX 23 MDSYS 589 OLAPSYS 705 ORDPLUGINS 38 ORDSYS 1482 OUTLN 7 PUBLIC 18767 SI_INFORMT 8 N_SCHEMA SYS 21803 SYSTEM 438 WMSYS 235 XDB 634 16 rows selected. 17:16:38 SQL> On 7/7/05, Allen, Brandon <Brandon.Allen@xxxxxxxxxxx> wrote: > > Sorry, I forgot to include the query - here it is in all its ugliness, > along with the execution statistics from tkprof: > > > ******************************************************************************** > > SELECT c.entity bl_entity, c.sa_ent_ref bl_ent_ref, > e.bitmap_location_path bl_logo, e.company_name bl_company_name, > c.salesperson_no bl_salesperson_no, f.salesperson_no || ' - ' || f.des1 > bl_salesperson, c.customer_no bl_customer_no, > ... -- Jared Still Certifiable Oracle DBA and Part Time Perl Evangelist