How to improve the query performance without taking the
collect statistics? In explain plan i have 'NO CONFIDENT'.

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How to improve the query performance without taking the collect statistics? In explain plan i have..

Answer / yuvaevergreen

Probably, we can try splitting the query by using volatile tables and tuning the query.

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How to improve the query performance without taking the collect statistics? In explain plan i have..

Answer / tdguy

Use execution plan and try to analyze the execution steps.
Try to tune the query. Use secondary index or join index
appropriately, if necessary.

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