// Multidimensional ROLAP partitions and updatable columnstore indexes – the new black?

SQL Server Performance 3 min.

featured image Multidimensional ROLAP partitions and updatable columnstore indexes – the new black? I came across a colleague of mine, who asked me if the new updatable columnstore index and ROLAP partitions in a Multidimensional cube is the new trend of fast and no-latency Business Intelligence. Well – here is my 25 cents. I’ll start with the updatable columnstore indexes. With SQL Server 2014 Microsoft introduces updatable columnstore indexes. Which in short terms defines that the columnstore no longer has to be dropped/disabled when loading data to the table. [...]

// SSISDB crash – Certificate, asymmetric key or private key data invalid

SQL Server ssis 2 min.

featured image SSISDB crash – Certificate, asymmetric key or private key data invalid One of my longterm customers had a database-server crash a while ago. The server would not spin up after reboot. The SSISDB crash also gave problems. The whole installation including tweeks and other stuff had to be re-attached to a new and fresh installation of SQL Server 2012. It was s fairly young BI-server, so the damage was not that big after all. Untill today… SSISDB crash The development of SSIS project to maintain the BI sollution had to be deployed to the SSISDB catalog. [...]

// Dynamic partitioning tabular cube

SQL Server tabular model 5 min.

featured image Dynamic partitioning tabular cube In every project on Business Intelligence there comes a time when the code needs to be deplyed to the production environment. No more development, no more manual work. It is time for dynamic partitioning. But what about the partitions on the tabular cube? Do we really need to tell and learn the DBA how to handle that on a periodic plan? The answer is simple: No! Thanks to the XMLA language, the DMV’s for SSAS instances (both tabular og multidimensionel) and SSIS we can do the partitioning dynamic based on the current data in the datawarehouse. [...]

// SQL 2012: Performance monitoring the light and right way

SQL Server Performance 12 min.

featured image SQL 2012: Performance monitoring the light and right way Ever had that awesome SQL tracer build up that does just the right thing for your system to do some performance monitoring – well I know that I had. And someday you might need just the same trace again. But now you need to build it again… Here comes the feature Extended Events in place. It was first introduced in the SQL 2008 version. The feature is a good and lightweight event-driven mechanism for collecting information about your SQL server. [...]

// Dynamic picture alignment in SQL Reporting Services

SQL Server SSRS 3 min.

featured image Dynamic picture alignment in SQL Reporting Services Ever wondered how to do dynamic picture alignment in SQL Reporting Services? I have for sure needed it often. Until now I’ve always answered no to requests for this. The solution can be used when creating reports in SQL Server Reporting Services with dynamic pictures in different sizes based on variables inside the report. In this article the pictures will be aligned right and these are stored in a FileTable on a SQL 2012 instance – you can also do this with other types of picture storage in Reporting Services. [...]

// Will not get stuck in date formatting again

SQL Server t-sql 1 min.

featured image Will not get stuck in date formatting again You’ve all been there, you’ve all banged your head against the monitor just because you could not remember that code for the specific date formatting you needed in SQL. I know I have. I SQL 2012 this is no longer such a headache to remember all those codes – JAY! Ex. from SQL 2008 R2 and older: SELECT CONVERT(VARCHAR(10), GETDATE(), 105) AS [DD-MM-YYYY] --Italian SELECT CONVERT(VARCHAR(10), GETDATE(), 104) AS [DD. [...]