Being Master of RDBMS world. We must aware of Index on the database. Indexes play an important role in the life of Database management.  Today we are going to have look at the steps which we use to “Fix Invalid Or Unusable Index“.

Let’s have look at the steps.

Check Unusable or Invalid Index:

Rebuild Unusable or Invalid Index:

— If the index does not have any partition

— If the index is a partition

— If the index is Subpartition

Example:

— As Scott user

Check all the index that are unusable state

Rebuilding the Index

Rerun the insert now.

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