Forum Replies Created

Viewing 15 posts - 8,041 through 8,055 (of 49,552 total)

  • RE: Page Compression<!-- 864 -->

    er.mayankshukla (8/20/2014)


    Thanks,

    I have searched a lot but didn't got a proper response.

    If specifying Compression option in Create Table statement means an automatic compression in the table, then what will the...

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • RE: Data Compression<!-- 864 -->

    Please don't start new threads for existing questions.

    Replies to http://www.sqlservercentral.com/Forums/Topic1605321-391-1.aspx please.

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • RE: Msg 824, Level 24, State 2, Line 1 SQL Server detected a logical consistency-based I/O error: incorrect pageid (expected 1:16514; actual 0:0). It occurred during a read of page (1:16514) in database ID 8 at offset 0x00000008104000 in file 'G:\test\test.mdf'. Additional messages in the SQL Serve

    Please post the full and complete, unedited output of that CheckDB command.

    DO NOT do anything else at this point. Please note that the advice given in the thread linked above...

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • RE: Page Compression

    Depends whether you specify compression in the rebuild statement.

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • RE: Same database on multiple cluster nodes for performance?

    protix (8/20/2014)


    GilaMonster (8/19/2014)

    How many transactions/sec are you talking here? What hardware? What are your current bottlenecks?

    About 500/sec long term average and 1500/sec peak, the bigger part reading.

    Hardware is on on...

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • RE: Perfomance tuning and design

    MJ-1115929 (8/20/2014)


    1) In which situation we De-normalize a database?

    Once you have tested thoroughly and have determined that there is no way to meet performance requirements without denormalising. It's a...

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • RE: TDE - Database encryption

    arrjay (8/20/2014)


    Can I assume that TDE is 128;

    Only if you set it to use 128. I'll repeat part of my previous post.

    "As part of creating a database encryption key (for...

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • RE: TDE - Database encryption

    Depends on what you set it to.

    From Books Online (http://msdn.microsoft.com/en-us/library/bb934049.aspx)

    To use TDE, follow these steps.

    Create a master key

    Create or obtain a certificate...

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • RE: select statement recognising apostrophe as a quotation mark

    Escape the quote by doubling it

    LEFT(LastName,2) = 'O''' -- That's two single quotes to escape the ', then a third one to close the string

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • RE: Problem with encryption

    They're probably database owner or sysadmin.

    New questions in new thread please.

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • RE: Reclaiming free space on Log file.

    smtzac (8/19/2014)


    Log file size right now 100 GB

    Big translation took place, size of 125 GB.

    would the Log file size be 100+125 = 225 GB ?

    Depends how much of that existing...

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • RE: Bulk insert

    Could be a case of blaming the database for an error without investigating.

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • RE: Bulk insert

    Errr.... First time I've heard that.

    Could you ask that person for the kb article for that 'confirmed microsoft limitation'?

    According to Books Online (http://msdn.microsoft.com/en-us/library/ms188365.aspx)

    BULK INSERT (Transact-SQL)

    Imports a data file...

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • RE: Reclaiming free space on Log file.

    smtzac (8/19/2014)


    The Log file space use always 99% free, so what's the point keeping same size?

    Yes it does, some time Transaction log file (backup from Log shipping) is 100+...

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass
  • RE: Reclaiming free space on Log file.

    smtzac (8/19/2014)


    I like to make log file size to 20-25 GB so I can make extra free space on hard drive.

    Why?

    Do you need the space for some other database?...

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

    We walk in the dark places no others will enter
    We stand on the bridge and no one may pass

Viewing 15 posts - 8,041 through 8,055 (of 49,552 total)