जॉइन Examsbookउत्तर :
What is meant by index cardinality?5
प्र: What is meant by index cardinality?
- उत्तर देखेंउत्तर छिपाएं
- Workspace
उत्तर :
व्याख्या :
The number of distinct values for a column is called index cardinality. DB2's RUNSTATS utility analyzes column value redundancy to determine whether to use a tablespace or index scan to search for data.
समान प्रश्न
Since Nithya and Suganya exchange places, so Rita’s new position is the same as Monika’s earlier position. This position is 17th from the right and 10th from the left. Therefore Number of girls in the row = (16 + 1 + 9) = 26.