Forum Replies Created

Viewing 15 posts - 6,601 through 6,615 (of 22,211 total)

  • RE: (ROWLOCK) VS (HOLDLOCK, UPDLOCK)

    A transaction can still be open for a sleeping connection. So, while it's not actively running anything, if it's still an open transaction, it's still holding locks.

  • RE: (ROWLOCK) VS (HOLDLOCK, UPDLOCK)

    If it's doing 3 reads based on an index seek but taking 3 minutes, something else is going on. I'd look to see what the wait statistics look like around...

  • RE: (ROWLOCK) VS (HOLDLOCK, UPDLOCK)

    The blocking makes sense. The types of locks that the query is attempting to take out don't allow for sharing with others. So, it has to wait until the first...

  • RE: Size of Data Roadblocks

    Koen Verbeeck (3/10/2015)


    Grant Fritchey (3/10/2015)


    Koen Verbeeck (3/10/2015)


    Grant Fritchey (3/10/2015)


    ... Then move on to my books.

    Subtle. :Whistling: 😀

    I keep updating them for a reason.

    The private jet doesn't pay for itself, right...

  • RE: Size of Data Roadblocks

    Koen Verbeeck (3/10/2015)


    Grant Fritchey (3/10/2015)


    ... Then move on to my books.

    Subtle. :Whistling: 😀

    I keep updating them for a reason.

  • RE: NOLOCK across linked server with join

    I'm with everyone else, using NOLOCK is actually quite dangerous, mostly due to the ability to get duplicate or missing rows, which, as far as I know, most businesses absolutely...

  • RE: Size of Data Roadblocks

    It sure sounds like you need to do fundamental query tuning, indexing, statistics maintenance, etc. Assuming you can't get someone in to help you who has experience with all this,...

  • RE: (ROWLOCK) VS (HOLDLOCK, UPDLOCK)

    UPDLOCK is telling the server that you want to take out a lock on the table as if you were getting ready to update it. Then, the HOLDLOCK hint tells...

  • RE: Are the posted questions getting worse?

    rodjkidd (3/10/2015)


    ChrisM@Work (3/10/2015)


    rodjkidd (3/10/2015)


    Eirikur Eiriksson (3/10/2015)


    rodjkidd (3/9/2015)


    Eirikur Eiriksson (3/9/2015)


    Grant Fritchey (3/9/2015)


    Great seeing everyone this week at SQLBits.

    And, I got to meet Gianluca and Eirikur for the very first time. Total...

  • RE: Are the posted questions getting worse?

    Brandie Tarvin (3/9/2015)


    Jack Corbett (3/9/2015)


    FYI - if you want to speak at the PASS Summit you only have one more week to submit. I submitted 3 sessions...

  • RE: Left joins and query plan compile times

    Bouke Bruinsma (3/9/2015)


    Grant Fritchey (3/9/2015)


    ChrisM@Work (3/9/2015)


    The optimiser has difficulty with more than seven or eight tables in the FROM list regardless of how they are joined. More than that and...

  • RE: Are the posted questions getting worse?

    Great seeing everyone this week at SQLBits.

    And, I got to meet Gianluca and Eirikur for the very first time. Total pleasure gentlemen. By the way, Gianluca is a giant.

  • RE: Backups Question - why do logs grow so big?

    It's all about the log backup and the recovery model. You can read about it here[/url].

  • RE: managing lookup / reference data

    I don't think it would cause issues, but I'm not clear on what problem it solves.

  • RE: How to tune this query

    Grace09 (3/8/2015)


    Can anyone help me tune this query? Name column is nonclustered index with include column, ID and ParentID

    SELECT DISTINCT .[ID], .[ParentID]

    FROM [Items]

    WHERE LOWER(.[Name]) = 'Test'

    execution plan is...

Viewing 15 posts - 6,601 through 6,615 (of 22,211 total)