DBAsupport.com Forums - Powered by vBulletin
Results 1 to 5 of 5

Thread: how to avoid the full table scan?

  1. #1
    Join Date
    Mar 2005
    Posts
    26

    how to avoid the full table scan?

    well, iam not so good in sql tunning,i need to tune the some queries, urgently.. can anybody pls tell me how to avoid the full table scan in sql query..
    what are hints are used to avoid the full table scan in query...i will be very grateful to him

  2. #2
    Join Date
    Nov 2000
    Location
    greenwich.ct.us
    Posts
    9,092

  3. #3
    Join Date
    Nov 2004
    Location
    Mumbai, India
    Posts
    452
    Just a note:
    Avoiding full table scans, sometimes, can lead to worse performance.
    There are three kinds of lies: Lies, damned lies, and benchmarks...

    Unix is user friendly. It's just very particular about who it's friends are.

    Oracle DBA

  4. #4
    Join Date
    Nov 2002
    Location
    New Delhi, INDIA
    Posts
    1,796

    Re: how to avoid the full table scan?

    Originally posted by confident
    well, iam not so good in sql tunning,i need to tune the some queries, urgently.. can anybody pls tell me how to avoid the full table scan in sql query..
    what are hints are used to avoid the full table scan in query...i will be very grateful to him
    This might open your eyes...

    http://asktom.oracle.com/pls/ask/f?p...:9422487749968
    Amar
    "There is a difference between knowing the path and walking the path."

    Amar's Blog  Get Firefox!

  5. #5
    Join Date
    Dec 2002
    Location
    Bangalore ( India )
    Posts
    2,434

    Re: how to avoid the full table scan?

    Originally posted by confident
    i am not so good in sql tunning,i need to tune the some queries, urgently..
    Fiar enough, but how did you decide.. FTS is the cause for it?

    Originally posted by confident
    can anybody pls tell me how to avoid the full table scan in sql query..
    funky...

    "I Dont Want To Follow A Path, I would Rather Go Where There Is No Path And Leave A Trail."

    "Ego is the worst thing many have, try to overcome it & you will be the best, if not good, person on this earth"

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •  


Click Here to Expand Forum to Full Width