Andreas Wolter, SQL Server consultant and trainer, provides expert guidance on server security, high availability, and auditing, helping organizations protect and optimize their database environments.
76 articles from this blog
Overview of new Extended Events packages and features introduced in SQL Server 2014, focusing on the In-Memory OLTP (XTP) engine.
Author announces receiving the Microsoft MVP Award for SQL Server, highlighting their community contributions and speaking engagements.
Explores the security implications of disabling SQL Server logins and denying permissions, focusing on how impersonation remains possible.
Announcement and details for two upcoming SQLSaturday tech conferences in Copenhagen and Lisbon, featuring expert sessions on SQL Server topics.
Explores a disclosure vulnerability in SQL Server's Row- and Cell-Level Security when implemented with views, demonstrating how protected data can be exposed.
A security-focused session at SQL Rally Amsterdam demonstrating privilege elevation and DoS attacks via SQL Injection on SQL Server.
Microsoft announces the retirement of its advanced MCM and MCA certification programs, effective October 2013, marking the end of these elite credentials.
Announcement and agenda for a full-day SQL Server performance analysis and tuning PreCon workshop at SQLSaturday Istanbul.
Benchmarks comparing the CPU performance overhead of SQL Server Extended Events vs. SQL Trace under high CPU load.
Explores SQL Server privilege escalation from CONTROL SERVER to sysadmin, debunking myths and comparing to Oracle's security model.
Compares file sizes between SQL Server Extended Events and deprecated SQL Trace, finding XML format adds ~29% overhead.
A database expert reflects on the 2013 Frankfurt Database Days conference, comparing SQL Server and Oracle features like isolation levels and security.
A technical guide on using SQL Server Extended Events for tracing and monitoring Analysis Services (SSAS) performance, replacing SQL Profiler.
Analyzes SQL Server locking behavior for tables on READONLY filegroups vs. READONLY databases, debunking common myths.
Author shares personal achievement of earning the Microsoft Certified Master SQL Server 2008 certification, the highest technical certification from Microsoft.
A security vulnerability in SQL Server (2005-2008 R2) allows guest account impersonation to bypass database access controls, with a fix planned for a future version.
