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filippo
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0 votes
1 answer
143 views

Efficient way to perform approximated search?

1 vote
2 answers
1k views

Count events on "user based" sliding window

3 votes
3 answers
3k views

Why does the query cost change so much and how to prevent it

2 votes
1 answer
385 views

Use of hash functions in group by?

2 votes
1 answer
6k views

Why Is oracle ignoring my index?

6 votes
2 answers
16k views

Help to understand explain plan in Oracle

4 votes
1 answer
534 views

Dodgy causes of ORA-12549?

6 votes
2 answers
15k views

Clean trace files on Oracle 11g

3 votes
1 answer
4k views

Find fragmented space free below HWM Oracle