What is the hit ratio is Oracle ? How to calculate this ratio and what are the main users of this. Thank you in advance.
Attachments: Up to 2 attachments (including images) can be used with a maximum of 512.0 KiB each and 1.0 MiB total.
It is a measure of how well the data cache buffer is handling requests for data.
Hit Ratio = (Logical Reads - Physical Reads - Hits Misses)/ Logical Reads.
No one has followed this question yet.
Cost based optimizer (CBO) question?
How would we go about increasing the buffer cache hit ratio ?
What does Latches means in oracle?
Index skip scan in my query plan?