Teo Lachev

Teo
Lachev

Teo Lachev, MVP (SQL Server), MCSD, MCT, is a consultant, author, and trainer, with a focus on Microsoft Business Intelligence. His most recent book is "Applied Microsoft SQL Server 2008 Reporting Services" (Prologika Press). Teo Lachev delivers Business Intelligence training through his company, Prologika (http://www.prologika.com).

Articles
Passing Multivalued Parameters in SQL Server 2008
Table-value parameters, a new feature in SQL Server 2008, makes it easier to pass multivalued parameters. Learn how to use them.
Protect UDM with Dimension Data Security, Part 2 9
Two approaches let you use MDX expressions to easily secure UDM data: storing security policies in a factless fact table and leveraging SSAS stored procedures to integrate UDM with an external security service.
Protect UDM with Dimension Data Security
SQL Server 2005 Analysis Services offers a robust role-based security model for restricting access to Unified Dimensional Model objects and data.

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From the Blogs
Jul 28, 2015
blog

AlwaysOn Availability Groups and SQL Server Jobs, Part 29: Practical Implementation Tips

My initial goal in writing this series of posts was to outline some of the concerns surrounding Availability Groups (AGs) and SQL Server Agent Jobs – and call out how there is virtually no guidance from Microsoft on this front and then detail some of the pitfalls and options available for tackling this problem domain. I initially expected this series of posts to have between 25 and 30 posts – according to some of the early outlines I created ‘way back when’....More
Jul 6, 2015
blog

AlwaysOn Availability Groups and SQL Server Jobs, Part 28: Additional Options for Tackling Jobs Failover

Throughout this series of posts I’ve taken a somewhat pessimistic view of how SQL Server Agent jobs are managed within most organizations – meaning that most of the code and examples I’ve provided up until this point were based on assumptions about how CHANGE to jobs is managed. That pessimism, to date, has come in two forms:...More
Jul 1, 2015
blog

AlwaysOn Availability Groups and SQL Server Jobs, Part 27: Options and Concerns for More Advanced Deployments

In this series of posts I’ve called out some of the concerns related to SQL Server AlwaysOn Availability Groups and their interaction with SQL Server Agent jobs – both in the form of Batch Jobs (see post #3) and backups....More
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