Answer / divya

No

Answer / ankush

An index creates an entry for each value that appears in
the indexed columns.

Then why it is necessary to create an index on the same
index.

as An index is a performance-tuning method of allowing
faster retrieval of records.


NO we can't create index on index.

Answer / akhilesh c

no , you can create Index on index

Answer / ramaraju

No, once we will try to create index on index we will get this error
ERROR at line 1:
ORA-01408: such column list already indexed

Answer / s.syam sundar

hi saroj,


please let me know that how can we create a index on index

usege of this kind of indexs
how it will work

thankks
syam sundar

Answer / junhua

seems IOT can do this

Answer / saroj

yes

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