Forum Replies Created

Viewing 15 posts - 7,306 through 7,320 (of 7,597 total)

  • RE: optimization of query

    I think the query below is equivalent to your original one, w/o all the unnecessary join (unless the join on DAY restricts the rows selected from the "report" table). ...

  • RE: Another sql query

    cfradenburg (7/10/2012)


    ScottPletcher (7/10/2012)


    Jeff Moden (7/9/2012)


    ScottPletcher (7/9/2012)


    SELECT

    (ident - 1) % 3,

    MAX(CASE WHEN (ident - 1) % 3 = 0 THEN value ELSE 0...

  • RE: Another sql query

    Jeff Moden (7/9/2012)


    ScottPletcher (7/9/2012)


    SELECT

    (ident - 1) % 3,

    MAX(CASE WHEN (ident - 1) % 3 = 0 THEN value ELSE 0 END) AS...

  • RE: Another sql query

    SELECT

    (ident - 1) % 3,

    MAX(CASE WHEN (ident - 1) % 3 = 0 THEN value ELSE 0 END) AS part,

    ...

  • RE: Not exists or Not In which one is better

    In general, I too prefer NOT EXISTS, although SQL will often generate identical plans for either one.

    It's definitely strongly preferred whenever possible to have an index to support the lookup,...

  • RE: PATINDEX and Regular Expression

    I think this gets you pretty close, w/o having to resort to CLR:

    WHERE

    --one +/- optional, but must be first if used

    PATINDEX('%[+-]%', varcharValue)...

  • RE: use of SET in an SP

    SQL Server explicitly discards SET values at the end of the stored proc and, AFAIK, there is absolutely no way to change that directly.

    You could, of course, save the desired...

  • RE: question on indexes

    Please substitute your db name below,

    and your table name in BOTH places below where <your_table_name> appears, then run the queries and post the results.

    USE <your_db_name>

    SELECT

    GETDATE()...

  • RE: question on indexes

    You likely should have (at least) column A as the clustered index on the table.

    Would need more details and info to determine if another column(s) should be in the clus...

  • RE: Best way to implement partitioning

    SQLKnowItAll (7/9/2012)


    ScottPletcher (7/9/2012)


    SQLKnowItAll (7/9/2012)


    ScottPletcher (7/9/2012)

    I know why the date was left out of the Sales table -- it can be derived.

    What am I missing... How can it...

  • RE: Best way to implement partitioning

    SQLKnowItAll (7/9/2012)


    ScottPletcher (7/9/2012)

    I know why the date was left out of the Sales table -- it can be derived.

    What am I missing... How can it be derived?

    Join...

  • RE: Best way to implement partitioning

    Gullimeel (7/9/2012)


    Just a small thing.Why do you have a fill factor of 80 for increasing identity field?Shouldnt it be 100%?

    I agree that the fillfactor should be carefully reviewed, but not...

  • RE: Best way to implement partitioning

    OmegaZero (7/6/2012)

    I'm not 100% sure of how to handle the AccountSales table though - since if I did it by id the dates would not match up correctly if joined...

  • RE: Introduction to Indexes: Part 2 – The clustered index

    Dev (7/9/2012)


    ScottPletcher (7/9/2012)


    Dev (7/9/2012)‘select only a very small % of the total rows’ is applicable to Clustered Index as well for seek operation else it will scan the cluster.

    False, of...

  • RE: Introduction to Indexes: Part 2 – The clustered index

    Dev (7/9/2012)‘select only a very small % of the total rows’ is applicable to Clustered Index as well for seek operation else it will scan the cluster.

    False, of course. ...

Viewing 15 posts - 7,306 through 7,320 (of 7,597 total)