sql explan tree

SQL> select t.ts#,t.file#,t.block#,nvl(t.bobj#,0),nvl(t.tab#,0),t.intcols,
2 nvl(t.clucols,0),t.audit$,t.flags,t.pctfree$,t.pctused$,t.initrans,
3 t.maxtrans,t.rowcnt,t.blkcnt,t.empcnt,t.avgspc,t.chncnt,t.avgrln,
4 t.analyzetime,t.samplesize,t.cols,t.property,nvl(t.degree,1),
5 nvl(t.instances,1),t.avgspc_flb,t.flbcnt,t.kernelcols,nvl(t.trigflag, 0),
6 nvl(t.spare1,0),nvl(t.spare2,0),t.spare4,t.spare6,ts.cachedblk,ts.cachehit,
7 ts.logicalread
8 from
9 tab$ t, tab_stats$ ts where t.obj#= 1032 and t.obj# = ts.obj# (+);

no rows selected

Execution Plan
----------------------------------------------------------
Plan hash value: 3526770254

--------------------------------------------------------------------------------
------------------

| Id | Operation | Name | Rows | Bytes | Cost
(%CPU)| Time |

--------------------------------------------------------------------------------
------------------

| 0 | SELECT STATEMENT | | 1 | 187 | 2
(0)| 00:00:01 |

| 1 | NESTED LOOPS OUTER | | 1 | 187 | 2
(0)| 00:00:01 |

| 2 | TABLE ACCESS CLUSTER | TAB$ | 1 | 135 | 2
(0)| 00:00:01 |

|* 3 | INDEX UNIQUE SCAN | I_OBJ# | 1 | | 1
(0)| 00:00:01 |

| 4 | TABLE ACCESS BY INDEX ROWID| TAB_STATS$ | 1 | 52 | 0
(0)| 00:00:01 |

|* 5 | INDEX UNIQUE SCAN | I_TAB_STATS$_OBJ# | 1 | | 0
(0)| 00:00:01 |

--------------------------------------------------------------------------------
------------------

Predicate Information (identified by operation id):
---------------------------------------------------

3 - access("T"."OBJ#"=1032)
5 - access("TS"."OBJ#"(+)=1032)

Statistics
----------------------------------------------------------
1 recursive calls
0 db block gets
4 consistent gets
0 physical reads
0 redo size
2341 bytes sent via SQL*Net to client
374 bytes received via SQL*Net from client
1 SQL*Net roundtrips to/from client
0 sorts (memory)
0 sorts (disk)
0 rows processed