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[Oracle]查看SQL的执行计划
2020-11-09 08:17:26 责编:小采
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SQL SET AUTOTRACE ON SQL SELECT SYSDATE FROM DUAL; SYSDATE -------------- 26-9月-12 执行计划 ---------------------------------------------------------- ERROR:anuncaughterror in function displayhashappened;pleasecontactOracle support Please

  1. SQL> SET AUTOTRACE ON
  2. SQL> SELECT SYSDATE FROM DUAL;
  3. SYSDATE
  4. --------------
  5. 26-9月 -12
  6. 执行计划
  7. ----------------------------------------------------------
  8. ERROR: an uncaught error in function display has happened; please contact Oracle
  9. support
  10. Please provide also a DMP file of the used plan table PLAN_TABLE
  11. ORA-00904: "OTHER_TAG": 标识符无效
  12. 统计信息
  13. ----------------------------------------------------------
  14. 0 recursive calls
  15. 0 db block gets
  16. 0 consistent gets
  17. 0 physical reads
  18. 0 redo size
  19. 347 bytes sent via SQL*Net to client
  20. 338 bytes received via SQL*Net from client
  21. 2 SQL*Net roundtrips to/from client
  22. 0 sorts (memory)
  23. 0 sorts (disk)
  24. 1 rows processed



解决方法:

Need to recreate or upgrade the plan table, it is still the 8i one.
Please drop the table and run

SQL> drop table PLAN_TABLE ;

表已删除。

SQL> @C:\oracle\product\10.2.0\client_2\RDBMS\ADMIN\utlxplan.sql

表已创建。


  1. SQL> SET AUTOTRACE ON
  2. SQL> SELECT SYSDATE FROM DUAL;
  3. SYSDATE
  4. --------------
  5. 26-9月 -12
  6. 执行计划
  7. ----------------------------------------------------------
  8. Plan hash value: 1388734953
  9. -----------------------------------------------------------------
  10. | Id | Operation | Name | Rows | Cost (%CPU)| Time |
  11. -----------------------------------------------------------------
  12. | 0 | SELECT STATEMENT | | 1 | 2 (0)| 00:00:01 |
  13. | 1 | FAST DUAL | | 1 | 2 (0)| 00:00:01 |
  14. -----------------------------------------------------------------
  15. 统计信息
  16. ----------------------------------------------------------
  17. 0 recursive calls
  18. 0 db block gets
  19. 0 consistent gets
  20. 0 physical reads
  21. 0 redo size
  22. 347 bytes sent via SQL*Net to client
  23. 338 bytes received via SQL*Net from client
  24. 2 SQL*Net roundtrips to/from client
  25. 0 sorts (memory)
  26. 0 sorts (disk)
  27. 1 rows processed
  28. SQL>


ps:查看执行计划,也可以是使用 [Oracle]如何查看SQL的执行计划 - DBMS_XPLAN Package

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