Availability groups and large batch operations
We just switched over to 2014 with AG, from SQL 2008. So far, its wonderful, things are running along as usual, but.... (there is always a but) I have this job that calls some rather large MERGE...
View ArticleRunning multiple TSQL batches in parallel from SQL Server level, no CLR or...
Hi,I have written a blog post describing a way to run multiple sql statements/batches in parallel from sql server level. The solution in based on pure TSQL (no CLR or external tools). If You are...
View ArticleHow to concatenate two time fields
Hi,I am looking to concatenate two field times so it shows at 09:00 - 17:30.My two fields are: Fields!Shift_Start.Value and Fields!Shift_End.ValueThese fields are Time(0) data type in SQL.Is there a...
View Article.LDF vs .ldf
run this statement CREATE DATABASE NEwDB2SELECT physical_name FROM sys.master_files WHERE name ='NEwDB2'DROP DATABASE NEwDB2some servers gave <C:\Program Files\Microsoft SQL...
View ArticleSQL Server 2014 - Page Life Expectancy
We just upgraded to SQL Server 2014 SP1 CU3 from SQL 2012 SP1 CU6.For no apparent reason, when monitoring using Idera SQL Diagnostic Manager we are seeingPLE go from 4000 - 5000 down to 100 at various...
View ArticleWindows Server Core & SQL Server
A network Type installed Windows Server Core on a Server for security reasons.There is in GUI.How do you manage SQ Server without a GUI?I have had numerous occasions where I had to remote into a Server...
View ArticleAvaialability group Setup question
We are looking into the possibility of using AlwaysOn Availability Groups in SQL 2014, if it works like we are hoping. What we would like to do is the following:SQL Server A: Has Primary Availability...
View ArticleHigh Amount of Page Level Locking Disabled
We recently migrated a database from SQL 2012 Standard Edition to SQL 2014 Enterprise Edition. Since the migration, we have been getting a high level of "...cannot be reorganized because page level...
View ArticleAllocation Unit Size
We have 2 node cluster which uses allocation unit 4k , do we need to change it to 64k?what are the impact if we keep it 4k, by the way its an OLTP system.
View ArticleHow to get sql to work out the amount of hours worked
Hi,I currently have a view which shows has two columns, start time and end time.I want to be able to work out the hours work i.e Start time:09:00End time :17:00Answer = 7 hours (1 hour for lunch)Is...
View ArticleAlwaysOn and AWS
Hi -I have a 3 node windows cluster in our data center in EU. Two nodes for our failover role (one SQL instance) and a third node houses the AlwaysOn replica (Availability Group databases) for SQL...
View ArticleSQL 2014 Login Timeouts
Below is a ring buffer sample from SQL 2014 Enterprise. The majority of the time is SSPI time for Windows Authentication, but I am curious if anyone knows exactly what is happening during login in the...
View Article2008 Cluster move to new hardware and upgarde to 2014
Hi all,I am looking for a few pointers with moving and upgrading a 2008 two node cluster to new hardware and upgrading to 2014, which will also include moving all data to a new SAN.The current cluster...
View ArticleAlwaysOn - Create new Availability Database from Backup?
Hi,So, I am migrating an AlwaysOn available database to a new datacenter.I am using SQL Server 2014 Enterprise on all nodes in both DCs.I execute a BACKUP DATABASE as well as a BACKUP LOG in my first...
View ArticleSQL Server ODS setup
Hi Guys,I have a requirement to setup/build sql server instance for ODS (operational data store). Could you please shed some light on this.How the sql server instance needs to be setup. (sql services...
View ArticlePost-Installation: SQL Failover Cluster Instance preventing nodes from...
First, my problem. I am attempting to setup a Two Node SQL Server 2014 Cluster Instance, I have successfully installed the SQL Default Instance onto both nodes - and am able to pass the role...
View ArticleNormal locking threshold?
Hello! I recently started at a new company, and they are having a few issues with locking and blocking on their Production database. At my previous company I knew the database like the back of my hand,...
View ArticleSSRS Set up and architecture questions
So i met with the Dev team yesterday to gather requirements for the SSRS installation on 2014. Right now the 2008 is sitting on its own box, and all report requests go to that box which has its own IIS...
View ArticleBenchmarking new SAN with HammerDB. How many DW for TCP-H ?
However, I do not fully understand the concept of DW in HammerDB. Does it mean that it mimics or creates "n" small databases inside the initial one according to that number?If someone has already used...
View ArticleMultiple Executions of a Scalar Function in a single call of stored procedure
Hi Guys,There is a scalar function inside a stored procedure. When the proc is called once, this function is executed multiple times (execution_count on one SP call is close to 2 Million) and the...
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