oracle performance tuning 12c.pdf

Oracle performance tuning / SQL Tuning:

Scenarios:
If a table has huge data, and some SQL queries are taking so much time to execute, what could be the
reason?
How to tune such a query?

The main objective of SQL tuning is to avoid performing unnecessary work to access rows that do not affect the result.

For more details go through the below document:

oracle performance tuning 12c.pdf

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