Forum Replies Created

Viewing 15 posts - 271 through 285 (of 544 total)

  • RE: Limiting the records?

    GilaMonster (5/29/2012)


    No, a cursor is not likely to be good, neither is a while loop. What exactly are you trying to do? Iterative processing is typically slower than set-based in...

    Thanks,
    Charmer

  • RE: Limiting the records?

    Hi Dwain,

    I tried with while loop...but it is taking thrice the time of cursor....

    so what i think is, cursor is good at least for this process...

    Thanks,
    Charmer

  • RE: Limiting the records?

    dwain.c (5/28/2012)


    Charmer (5/28/2012)


    anthony.green (5/28/2012)


    You certainly don't need a CURSOR to do this.

    While I am loathe to admit it, I have a couple of cases where processing a large number of...

    Thanks,
    Charmer

  • RE: Limiting the records?

    anthony.green (5/28/2012)


    cursors have their place when you need to do RBAR but if you can go for set based executions.

    now depending on what your cursor is doing will depend on...

    Thanks,
    Charmer

  • RE: Limiting the records?

    anthony.green (5/28/2012)


    yes, like Andy said, you need to add in a row_number clause to your select, wrap it all in a cte, then have 2 variables, set 1 as the...

    Thanks,
    Charmer

  • RE: Limiting the records?

    Andy Hyslop (5/28/2012)


    You could add ROW_NUMBER() in your query and process WHERE ROW_NUMBER() < 10000 , WHERE ROW_NUMBER() BETWEEN 10001 AND 20000 ect

    Andy

    Andy, I use cursors...so is it possible to...

    Thanks,
    Charmer

  • RE: Limiting the records?

    If i need to process all the records in batches , what i have to do?

    i mean if i have 50000 rows, i need to process first 10000 and then...

    Thanks,
    Charmer

  • RE: How to count the rows?

    anthony.green (5/28/2012)


    declare a variable and set it to the variable + @@rowcount on each itteration

    declare @rc bigint = 0

    set @rc = @rc + @@rowcount

    It really did worked...Thank you anthony...

    Thanks,
    Charmer

  • RE: TempDb crashed my server...

    michael vessey (5/18/2012)


    GilaMonster (5/17/2012)


    michael vessey (5/17/2012)


    you should be able to free up the space in the tempdb after the operation has completed using

    use tempdb

    go

    dbcc shrinkfile(2,1)

    dbcc shrinkfile(1,1)

    Please do not suggest...

    Thanks,
    Charmer

  • RE: TempDb crashed my server...

    Lynn Pettis (5/17/2012)


    Do you really need to do all those LTRIM(RTRIM()) function calls in your join criteria? That is one thing that is potentially killing your query.

    yes Lynn, i...

    Thanks,
    Charmer

  • RE: TempDb crashed my server...

    ChrisM@Work (5/17/2012)


    Charmer (5/17/2012)


    ChrisM@Work (5/17/2012)


    Before you ran the query, you ran "Display Estimated Execution Plan". How many rows were estimated for the insert?

    If not, and if the source of the insert...

    Thanks,
    Charmer

  • RE: TempDb crashed my server...

    ChrisM@Work (5/17/2012)


    Before you ran the query, you ran "Display Estimated Execution Plan". How many rows were estimated for the insert?

    If not, and if the source of the insert was a...

    Thanks,
    Charmer

  • RE: Where Statement affects Index?

    ChrisM@Work (5/11/2012)


    Charmer (5/11/2012)


    Thank you Guys...i am clear now..

    You will be if you can find the time to read this excellent article by David Durant[/url].

    Thanks Chris..Definitely i would read it...

    Thanks,
    Charmer

  • RE: Where Statement affects Index?

    Thank you Guys...i am clear now..

    Thanks,
    Charmer

  • RE: Where Statement affects Index?

    ChrisM@Work (5/11/2012)


    Charmer (5/11/2012)


    Hi Friends,

    I am here to discuss the general topics of index....

    One of my colleague says if we add filtering(where statement) , it will affect index. Is that true.?...

    Thanks,
    Charmer

Viewing 15 posts - 271 through 285 (of 544 total)