Tag Archives: poll

System statistics poll

Recent thread in the OakTable mailing list prompted me to create a poll and ask about the ways DBAs use system statistics in real systems. If you struggle to understand what system statistics is and what are the available options, here is the suggested reading:
Documentation – System Statistics
Best Practices for Gathering Optimizer Statistics, Oracle whitepaper
System Statistics – Troubleshooting Oracle Performance
Understanding the different modes of System Statistics, blog series

DBMS_PARALLEL_EXECUTE

Here is a recent thread from OTN forums. The question raised is WTF? whether a hint in the examples section of DBMS_PARALLEL_EXECUTE documentation have to be used or not and why it is there. What do you think about it? Have a look in the documentation and mark your choice in a poll:

PS. In my view it’s a bug. I left a comment in the documentation about it, but didn’t receive any reply yet.

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