Optimizer --- Will generate and pick execution plan
Suppose Stale Table or Wrong statistics of a table
1. Statistical Analysis
2. Accessing Path (Using Index or not)
High level Steps:
Create Tuning Task:
Execute Tuning Task:
Status of Tuning Task:
Display the Recommendation:
Drop the Tuning Task:
Reference:
mallik034.blogspot.com/2021/1...
#19c #SQL #Performce #Tuning #Instance #Database #Administration #Exadata #oracle #RAC #Satndalone
Regards,
Mallikarjun Ramadurg
Mobile: +91 9880616848
WhatsApp: +91 9880616848
22 ноя 2021
