Alwayson availability groups failover monitoring - Part 1
There are a lot of ways to monitor AG, sql server errorlog, window event log, cluster log......, here I list...
2013-08-04
6,545 reads
Gap issue in SQL Server 2012 IDENTITY column
Found a gap issue when using IDENTITY column in SQL Server 2012, every time I restarted sql server service, the current...
2013-07-23
3,747 reads
Find out orphan database file on disk
Sometimes you detach databases, or you delete a database which is in restoring status, the data and log file will...
2013-07-09
2,340 reads
trace flag for backup and restore operation
1. 3004
show the internal backup/restore operation for every step.
ex.
dbcc traceon(3004,3605,-1)
GO
3605 means output the message to errorlog. you can use 3604...
2013-07-02
4,552 reads
SQL Server 2012 AlwaysOn Availability Groups setup scripts - Part 1
Here are some scripts which can be used for setting up 2 nodes AlwaysOn Availability Groups, you can make your own...
2013-06-25
2,530 reads
SQL Server 2012 AlwaysOn Availability Groups setup scripts - Part 2
3. Install SQL Instance
a) Configure the firewall setting on both 2 nodes.
echo Default Instance
netsh advfirewall firewall add rule name="SQLServer"...
2013-06-25
2,103 reads
SQL Server 2012 AlwaysOn Availability Groups setup scripts - Part 3
4. Setup 2 nodes alwayson availability group
a) Enable alwayson on both 2 nodes
enable-sqlalwayson -Path "SQLSERVER:\SQL\SQL2012-01\DEFAULT"
enable-sqlalwayson -Path "SQLSERVER:\SQL\SQL2012-02\DEFAULT"
b) Restore...
2013-06-25
2,244 reads
Huge collection of Free Microsoft eBooks
I must share it, there are many useful resource
http://blogs.msdn.com/b/mssmallbiz/archive/2013/06/18/huge-collection-of-free-microsoft-ebooks-for-you-including-office-office-365-sharepoint-sql-server-system-center-visual-studio-web-development-windows-windows-azure-and-windows-server.aspx?Redirected=true
http://blogs.msdn.com/b/mssmallbiz/archive/2012/07/27/large-collection-of-free-microsoft-ebooks-for-you-including-sharepoint-visual-studio-windows-phone-windows-8-office-365-office-2010-sql-server-2012-azure-and-more.aspx
http://blogs.msdn.com/b/mssmallbiz/archive/2012/07/30/another-large-collection-of-free-microsoft-ebooks-and-resource-kits-for-you-including-sharepoint-2013-office-2013-office-365-duet-2-0-azure-cloud-windows-phone-lync-dynamics-crm-and-more.aspx
Thank you , Eric
2013-06-21
1,950 reads
use Table Variables in transaction
when using table variable, please note table variable doesn't support transaction rollback. here is the words from BOL
Because table variables...
2013-06-20
2,758 reads
Limit running Powershell script under specific path with AppLocker
Say if you have a management server or a script repository server, sometimes users save/test/run their script from different path,...
2013-04-28
1,365 reads
Blogs
From Data Custodian to Innovation Catalyst: The Evolving Role of the CDO
By Chris Yates
There was a time when the Chief Data Officer lived in the shadows of...
Down the Rabbit Hole: Dealing with Ad-Hoc Data Requests
By Rayis Imayev
"But I don’t want to go among mad people," Alice remarked."Oh, you can’t help...
Adding a Local Model to Ollama through the GUI
By Steve Jones
I saw some good reviews of the small gemma3 model in a few places...
Forums
Create an HTML Report on the Status of SQL Server Agent Jobs
Comments posted to this topic are about the item Create an HTML Report on...
We Should Demand Better
Comments posted to this topic are about the item We Should Demand Better
Estimated Rows
Comments posted to this topic are about the item Estimated Rows
Question of the Day
Estimated Rows
I have two calls to the GENERATE_SERIES TVF in this code:
SELECT TOP 10 gs.value FROM GENERATE_SERIES(1, 10) AS gs ORDER BY NEWID () OPTION (RECOMPILE); go DECLARE @a int = 10; SELECT TOP (@a) gs.value FROM GENERATE_SERIES(1, @a) AS gs ORDER BY NEWID () OPTION (RECOMPILE);In the actual query plans, what is the estimated number of rows for each batch? See possible answers