Contact Us
  • Do you love SQL Server?
  • Like a personal challenge?
  • Happy to learn new stuff?
  • Analytical?
  • Like to technically own critical customer systems?
  • We welcome you in our team!

Woodler is only dedicated company in CZ/SK region specializing directly on performance tuning and root cause analysis for SQL Servers.

Contact: Office@woodler.eu

 

More tips and tricks

Turning Hours into Minutes: How We Solved a SQL Server Indexing Nightmare
by Michal Kovaľ on 16/04/2026

In the world of database administration, index maintenance is a necessary evil. Done right, it keeps your queries snappy; done wrong, it becomes a resource-hungry monster that eats your maintenance window alive.

Read more
When SQL Server 2022 Talks Too Much to Windows: Solving the PREEMPTIVE_OS_QUERYREGISTRY Mystery
by Michal Kovaľ on 28/05/2026

You open your performance analytics tool to check the top wait types, expecting the usual suspects like PAGEIOLATCH or CXPACKET. Instead, staring back at you is a strange, rarely seen wait type: PREEMPTIVE_OS_QUERYREGISTRY.

Read more
When Network Infrastructure Throttles SQL Server (Analyzing HADR_SYNC_COMMIT)
by Michal Kovaľ on 22/07/2021

We recently resolved a critical performance issue where a client reported an unusual spike in HADR_SYNC_COMMIT wait types.

Read more