Forum Replies Created

Viewing 15 posts - 31 through 45 (of 1,518 total)

  • RE: Parameter Sniffing and Sniffing Memory

    Thank you for this article.

    I knew about parameter sniffing, but not about memory sniffing and the tempdb aspect of it.

    Good to know...

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    SQL Server 2016 Columnstore Index Enhancements - System Views for Disk-Based Tables[/url]
    Persisting SQL Server Index-Usage Statistics with MERGE[/url]
    Turbocharge Your Database Maintenance With Service Broker: Part 2[/url]

  • RE: Size of auto-created statistics objects in a database

    Lowell (7/5/2013)


    you missed Sean's snippet where you have to use a DAC(Dedicated Admin Connection) in order to see the statsblob; if you do that, the dmv sys.sysobvalues would be accessible.

    Ah...

    __________________________________________________________________________________
    SQL Server 2016 Columnstore Index Enhancements - System Views for Disk-Based Tables[/url]
    Persisting SQL Server Index-Usage Statistics with MERGE[/url]
    Turbocharge Your Database Maintenance With Service Broker: Part 2[/url]

  • RE: Size of auto-created statistics objects in a database

    I'm getting this error when running the above script (on both SQL 2008 and SQL 2012):

    Msg 208, Level 16, State 1, Line 2

    Invalid object name 'sys.sysobjvalues'.

    __________________________________________________________________________________
    SQL Server 2016 Columnstore Index Enhancements - System Views for Disk-Based Tables[/url]
    Persisting SQL Server Index-Usage Statistics with MERGE[/url]
    Turbocharge Your Database Maintenance With Service Broker: Part 2[/url]

  • RE: Size of auto-created statistics objects in a database

    Sean Pearce (7/5/2013)


    Hi,

    Stats are stored in a binary large object called a statsblob. These are very small, even with very large tables, and you will not find any performance gains...

    __________________________________________________________________________________
    SQL Server 2016 Columnstore Index Enhancements - System Views for Disk-Based Tables[/url]
    Persisting SQL Server Index-Usage Statistics with MERGE[/url]
    Turbocharge Your Database Maintenance With Service Broker: Part 2[/url]

  • RE: Combining AlwaysOn Groups With Failover Cluster Instances

    Hey all, thanks for the feedback.

    I ended up opening a case with Microsoft, asking them about the requirement for different instance names. After some back and forth, Microsoft has confirmed...

    __________________________________________________________________________________
    SQL Server 2016 Columnstore Index Enhancements - System Views for Disk-Based Tables[/url]
    Persisting SQL Server Index-Usage Statistics with MERGE[/url]
    Turbocharge Your Database Maintenance With Service Broker: Part 2[/url]

  • RE: Does the Availability-Group (AG) Listener name need to be *precreated* in Active Directory before adding listener to AG?

    Perry Whittle (5/9/2013)


    If the listener resources already exist then you should get a message indicating that fact.

    Marios PhilippopoulosAlso in Windows Server 2008 and above, it is not the cluster *service*...

    __________________________________________________________________________________
    SQL Server 2016 Columnstore Index Enhancements - System Views for Disk-Based Tables[/url]
    Persisting SQL Server Index-Usage Statistics with MERGE[/url]
    Turbocharge Your Database Maintenance With Service Broker: Part 2[/url]

  • RE: Has anyone implemented SQL Server 2012 Always On for disaster recovery

    fb.cs99 (5/8/2013)


    @SSCommitted Did all of your database servers have to be upgraded to 2012 in order for your configuration to work?

    Yes.

    Also all database servers need to be in a...

    __________________________________________________________________________________
    SQL Server 2016 Columnstore Index Enhancements - System Views for Disk-Based Tables[/url]
    Persisting SQL Server Index-Usage Statistics with MERGE[/url]
    Turbocharge Your Database Maintenance With Service Broker: Part 2[/url]

  • RE: Does the Availability-Group (AG) Listener name need to be *precreated* in Active Directory before adding listener to AG?

    Perry Whittle (5/8/2013)


    You can pre create the listener Computer account and DNS record but as this link details under the Windows Permissions section, it's best to let the wizard perform...

    __________________________________________________________________________________
    SQL Server 2016 Columnstore Index Enhancements - System Views for Disk-Based Tables[/url]
    Persisting SQL Server Index-Usage Statistics with MERGE[/url]
    Turbocharge Your Database Maintenance With Service Broker: Part 2[/url]

  • RE: SQL Server 2012 New Features

    AlwaysOn Avail Groups is a great feature, but I am looking forward to a day when it will be possible to sync logins, linked servers, operators, jobs, sp_configure settings and...

    __________________________________________________________________________________
    SQL Server 2016 Columnstore Index Enhancements - System Views for Disk-Based Tables[/url]
    Persisting SQL Server Index-Usage Statistics with MERGE[/url]
    Turbocharge Your Database Maintenance With Service Broker: Part 2[/url]

  • RE: Has anyone implemented SQL Server 2012 Always On for disaster recovery

    We have implemented AlwaysOn Availability Groups (AG) on a 3-node cluster, consisting of 2 subnets: primary and DR.

    2 nodes on the primary site host a failover-cluster instance (FCI) in an...

    __________________________________________________________________________________
    SQL Server 2016 Columnstore Index Enhancements - System Views for Disk-Based Tables[/url]
    Persisting SQL Server Index-Usage Statistics with MERGE[/url]
    Turbocharge Your Database Maintenance With Service Broker: Part 2[/url]

  • RE: Combining AlwaysOn Groups With Failover Cluster Instances

    We are using a DNS alias for the virtual network name (VNN) of the sql instance on the FCI cluster to direct connectivity of our applications to the prod instance.

    Say...

    __________________________________________________________________________________
    SQL Server 2016 Columnstore Index Enhancements - System Views for Disk-Based Tables[/url]
    Persisting SQL Server Index-Usage Statistics with MERGE[/url]
    Turbocharge Your Database Maintenance With Service Broker: Part 2[/url]

  • RE: Combining AlwaysOn Groups With Failover Cluster Instances

    Perry Whittle (3/29/2013)


    Marios Philippopoulos (3/26/2013)


    Thank you for the article.

    You're welcome.

    Marios Philippopoulos (3/26/2013)


    We are building a 3-node WSFC cluster that includes a 2-node FCI (active-passive configuration) coupled with a standalone AlwaysOn-AG...

    __________________________________________________________________________________
    SQL Server 2016 Columnstore Index Enhancements - System Views for Disk-Based Tables[/url]
    Persisting SQL Server Index-Usage Statistics with MERGE[/url]
    Turbocharge Your Database Maintenance With Service Broker: Part 2[/url]

  • RE: Combining AlwaysOn Groups With Failover Cluster Instances

    Perry Whittle (3/27/2013)


    Marios Philippopoulos (3/26/2013)


    I was reading an article that described a similar scenario of a single WSFC comprised of 2 FCIs

    Could you provide the article link please

    Here it...

    __________________________________________________________________________________
    SQL Server 2016 Columnstore Index Enhancements - System Views for Disk-Based Tables[/url]
    Persisting SQL Server Index-Usage Statistics with MERGE[/url]
    Turbocharge Your Database Maintenance With Service Broker: Part 2[/url]

  • RE: Combining AlwaysOn Groups With Failover Cluster Instances

    Thank you for the article.

    I have a question about the instance names: do they *have* to be different? If anything, for DR purposes, they instance names should ideally be the...

    __________________________________________________________________________________
    SQL Server 2016 Columnstore Index Enhancements - System Views for Disk-Based Tables[/url]
    Persisting SQL Server Index-Usage Statistics with MERGE[/url]
    Turbocharge Your Database Maintenance With Service Broker: Part 2[/url]

  • RE: Deleting large number of rows from a table & a heap in a VLDB

    I really liked the lookup-table technique for deleting data from a clustered index.

    Will definitely suggest that to our dev teams going forward.

    Thank you for the article!

    __________________________________________________________________________________
    SQL Server 2016 Columnstore Index Enhancements - System Views for Disk-Based Tables[/url]
    Persisting SQL Server Index-Usage Statistics with MERGE[/url]
    Turbocharge Your Database Maintenance With Service Broker: Part 2[/url]

Viewing 15 posts - 31 through 45 (of 1,518 total)