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| SQL> desc t;
Name Null? Type
----------------------------------------- -------- ----------------------------
C VARCHAR2(10)
SQL> select c, REPLACE (c, '.', ',') from t
2 where REPLACE (c, '.', ',') > 0;
Execution Plan
----------------------------------------------------------
Plan hash value: 1601196873
--------------------------------------------------------------------------
| Id | Operation | Name | Rows | Bytes | Cost (%CPU)| Time |
--------------------------------------------------------------------------
| 0 | SELECT STATEMENT | | 3 | 21 | 2 (0)| 00:00:01 |
|* 1 | TABLE ACCESS FULL| T | 3 | 21 | 2 (0)| 00:00:01 |
--------------------------------------------------------------------------
Predicate Information (identified by operation id):
---------------------------------------------------
1 - filter(TO_NUMBER(REPLACE("C",'.',','))>0)
Note
-----
- dynamic sampling used for this statement (level=2)
SQL> |