Forum Replies Created

Viewing 15 posts - 781 through 795 (of 5,841 total)

  • RE: DELETE making SELECT slow in RCSI

    ScottPletcher (8/31/2016)


    TheSQLGuru (8/31/2016)


    ScottPletcher (8/31/2016)


    TheSQLGuru (8/31/2016)


    ScottPletcher (8/31/2016)


    Tarun Jaggi (8/29/2016)


    Hi All,

    I have a table which has million rows and database is set under RCSI. The table has a clustered primary key on...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: DELETE making SELECT slow in RCSI

    ScottPletcher (8/31/2016)


    TheSQLGuru (8/31/2016)


    ScottPletcher (8/31/2016)


    Tarun Jaggi (8/29/2016)


    Hi All,

    I have a table which has million rows and database is set under RCSI. The table has a clustered primary key on Column1 and...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: DELETE making SELECT slow in RCSI

    Tarun Jaggi (8/30/2016)


    Thanks Kevin.

    Can you please tell me how to have multiple disks in AWS RDS. We are using SSD based storage. AFAIK in RDS we don't provide access to...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: DELETE making SELECT slow in RCSI

    ScottPletcher (8/31/2016)


    Tarun Jaggi (8/29/2016)


    Hi All,

    I have a table which has million rows and database is set under RCSI. The table has a clustered primary key on Column1 and a non-clustered...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Using .NET to Load Large txt Files

    Can't you just bulk load or bcp the files directly?

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Query performing differently in different environments

    Grant Fritchey (8/29/2016)


    TheSQLGuru (8/29/2016)


    Possible causes:

    3) Parameter sniffing issue. Crack open the actual execution plan xml and check the parametercompilevalue and see how that compares to the actual execution value for...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: DELETE making SELECT slow in RCSI

    IIRC AWS allows you to have multiple "disks" working together to improve IO performance. You can also move to SSD-based storage and also get dedicated IO.

    You are just another...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: SQL Sever 2012 identity bug?

    Can you please provide the FULL code involved here, including the trigger you mentioned?

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: DELETE making SELECT slow in RCSI

    Check for tempdb IO stalls. RCSI will copy data to tempdb. I have seen this multiple times at clients, sometimes to the point where they had to disable the feature...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: SQL Sever 2012 identity bug?

    Possible causes:

    1) SQL Server bug, as mentioned by others. VERY unlikely

    2) bug in your code. possible issues:

    a) you hold a value over from prior execution

    b) you insert multiple rows...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Query performing differently in different environments

    Possible causes:

    1) Blocking. Use sp_whoisactive to check for this.

    2) Review Estimated and Actual rows from the production run. Something is likely causing very low estimates and you are getting index...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Parameter Sniffing Issue

    You say OPTION (RECOMPILE) doesn't help. Exactly what form of code/parameter sniffing is going on? Given that you are on SQL Server 2008 I wonder if it isn't the old...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Top SQL queries based on CPU usage and execution time

    search Glenn Berry SQL Server Diagnostic Scripts

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: query that returns seconds

    Given that this is a free forum, I don't know that you will find anyone that will take the time to set up imports from a 5+MB excel spreadsheet into...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

  • RE: Buffer pool memory questions

    Note that nothing I nor anyone else said means that you don't ALSO have suboptimal indexing on your system. In fact I can say that I have NEVER, in 20...

    Best,
    Kevin G. Boles
    SQL Server Consultant
    SQL MVP 2007-2012
    TheSQLGuru on googles mail service

Viewing 15 posts - 781 through 795 (of 5,841 total)