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SQL Explain

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Aug 6th, 2010
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  1.  
  2. PLAN_TABLE_OUTPUT
  3. --------------------------------------------------------------------------------
  4.  
  5. --------------------------------------------------------------------------------
  6. -
  7.  
  8. | Id | Operation | Name | Rows | Bytes | Cost
  9. |
  10.  
  11. --------------------------------------------------------------------------------
  12. -
  13.  
  14. | 0 | SELECT STATEMENT | | 1 | 14 | 3080
  15.  
  16. PLAN_TABLE_OUTPUT
  17. --------------------------------------------------------------------------------
  18. |
  19.  
  20. | 1 | SORT AGGREGATE | | 1 | 14 |
  21. |
  22.  
  23. | 2 | TABLE ACCESS BY INDEX ROWID| CLAIM_KEY | 6531 | 91434 | 3080
  24. |
  25.  
  26. | 3 | INDEX SKIP SCAN | I_CLAIM_KEY_001 | 1306K| | 2813
  27. |
  28.  
  29.  
  30. PLAN_TABLE_OUTPUT
  31. --------------------------------------------------------------------------------
  32. --------------------------------------------------------------------------------
  33. -
  34.  
  35.  
  36. Note: cpu costing is off, PLAN_TABLE' is old version
  37.  
  38. 11 rows selected.
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