Forum Replies Created

Viewing 15 posts - 17,866 through 17,880 (of 49,552 total)

  • RE: How to determine when column stats are updated?

    If you use the maintenance plan task, it will update everything.

    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: Indexes.

    SQL 2000 often showed poor behaviour with this form of query:

    WHERE Col1 = A OR Col2 = B OR Col3 = C

    Ors with multiple columns. I don't recall any problems...

    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: How to dicrease the ram utilization

    No, no, no, no!!!!

    SQL is designed to use as much memory as it can. It's an optimisation. It makes the query processing more efficient and reduces IO load. 2GB of...

    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: Indexes.

    Some behaviour likely changed between SQL 6.5 and SQL 7. Nothing more recent than that though.

    WHERE Column IN ('Value1') is completely equivalent to WHERE Column = 'Value1' and WHERE Column...

    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: Indexes.

    ben.brugman (6/29/2012)


    Technically it would be possible to use the information from the clustered key in addition to the extra key, while not using the first part of the clustered key....

    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: Upgrade Sql 2008 (build 10.00.1600) to 10.50.1617

    10.00 is SQL Server 2008. 10.50 is SQL Server 2008 R2. It's a different version of SQL (like 2005/2008), not a matter of patches.

    If you're using SQL Express, you need...

    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: Indexes.

    You may want to take a read through these:

    http://www.sqlservercentral.com/articles/Indexing/68439/

    http://www.sqlservercentral.com/articles/Indexing/68563/

    http://www.sqlservercentral.com/articles/Indexing/68636/

    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: Full Backup

    No.

    http://sqlskills.com/BLOGS/PAUL/post/Debunking-a-couple-of-myths-around-full-database-backups.aspx

    http://sqlskills.com/BLOGS/PAUL/post/More-on-how-much-transaction-log-a-full-backup-includes.aspx

    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: Need Dumps for 70-433 and 70-448. Please help

    Braindumps are cheating. They are actual questions taken from the exams in violation of the NDA that all exam takers must accept. Using or distributing braindumps can result in your...

    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: Indexes.

    When doing updates to index keys, SQL does not do them as inplace updates, they will be converted into a delete/insert pair. This is why one of the guidelines 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: whether commited transaction will get rollback again

    Reddy Ksr (6/28/2012)


    Not only for innerone transaction as mentioned above reply, even i committed the outerone transaction

    You didn't commit the outermost transaction. Naming of transactions is purely for documentation, it...

    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: backup 20x larger than database file

    This may be why...

    pleinplus_restyle sysft_zoektekst S:\Microsoft SQL Server\MSSQL.1\MSSQL\FTData\zoektekstplepl_restyle FULLTEXT 0

    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: 8.0 Compatability mode- not so bad?

    Books Online, the deprecation pages. Probably about the best.

    It is about syntax, how it's interpreted, what's allowed and what's not.

    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: Performance issue Help

    One general comment. Single-column nonclustered indexes are generally useless unless you make a habit of writing queries like SELECT col1 from table WHERE col1 = @var1

    Widen [IX_tPlGroupSubgroupMap_6] ON [dbo].[tPlGroupSubgroupMap] include...

    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: backup 20x larger than database file

    You absolutely sure there's only one data file of 6GB?

    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 - 17,866 through 17,880 (of 49,552 total)