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Low and High Confidentiality
Explain What are Low and High Confidentiality in Explain command.
yuvaevergreen
- Aug 13th, 2010
The explain generally displays the plan which would be prepared by Optimizer. We can say that(though not accurate), plan would be the steps followed by Teradata to solve a query. Confidence levels ind...
samyukta.mogadali
- Jul 28th, 2010
Low Confidence: Normally when stats are difficult to use preciselyHigh Confidence: Normally Optimizer is sure of the results based on the stats available
