SQL Server Wait Type: PREEMPTIVE_OS_LOADLIBRARY
Wait statistics, in the context of SQL Server, refer to the amount of time that a query spends waiting to access data in the database.… Read More »SQL Server Wait Type: PREEMPTIVE_OS_LOADLIBRARY
Performance
Blog posts relating to SQL Performance Tuning.
SQL Server Performance Tuning
Enhancing Database Efficiency
SQL Server tuning is the process of optimizing the database’s configuration, queries, and infrastructure to ensure the system runs as efficiently as possible. The goal is to reduce resource usage, increase query speed, and improve overall system responsiveness. Performance tuning involves analyzing server performance metrics, identifying bottlenecks, and implementing solutions that range from hardware upgrades to query rewriting. These optimizations are crucial for maintaining a smooth user experience and supporting business-critical applications.
A key aspect of performance tuning is query optimization. Poorly written SQL queries, missing indexes, or incorrect indexing strategies often lead to slow query execution. By using tools such as execution plans and SQL Profiler, DBAs can identify and correct inefficiencies in SQL code. Techniques like index tuning, query rewriting, and partitioning can drastically reduce query execution times. Regularly updating statistics and reorganizing or rebuilding indexes further enhances query performance and ensures accurate query plans.
Beyond queries, performance tuning also focuses on the SQL Server environment itself. Configuring server settings, adjusting memory allocation, and fine-tuning I/O operations play a significant role in optimizing database performance. Monitoring tools like Database Health Monitor (available at DatabaseHealth.com) provide insights into server health and potential issues. Stedman Solutions offers comprehensive SQL Server performance tuning services, combining years of experience with specialized tools to ensure your SQL Server environment performs at its peak. Learn more about our managed services at Stedman Solutions.
Slow Running System the Other Day
A couple days ago I was working with a client, they called me they needed desperate help about a query that was running really slow… Read More »Slow Running System the Other Day
March Blog Post Wrap-up
Running backups on a SQL Server Fri, 31 Mar 2023 Running backups on a SQL Server is crucial for several reasons: Disaster Recovery: SQL backups… Read More »March Blog Post Wrap-up
SQL Server Corruption: Corruption vs Drive Failure
Transcribed from a presentation on Database Corruption by Steve Stedman and Derrick Bovenkamp. Steve : Now, one of the things that when we talk about… Read More »SQL Server Corruption: Corruption vs Drive Failure
SQL School: Master SQL Server Joins with My Comprehensive Course
Hi there, I’m Steve Stedman, and I’m excited to share with you my SQL Server course focused on SQL Server Joins, available at http://SteveStedman.com/joins. As… Read More »SQL School: Master SQL Server Joins with My Comprehensive Course
How to Stop Blocking in SQL Server
There are a few ways to stop blocking in SQL Server: It’s important to note that these methods should be considered on a case-by-case basis… Read More »How to Stop Blocking in SQL Server
CheckDB and Database Health Monitor
Running the DBCC CHECKDB command is a critical part of database administration, as it ensures that your SQL Server database is free from corruption and… Read More »CheckDB and Database Health Monitor
Common Waits Reported by Daily Monitoring This Month
Each month we report on the most common waits that we see reported by our daily monitoring customers. All the data is sanitized, so there… Read More »Common Waits Reported by Daily Monitoring This Month
SQL Server DBCC Commands: DBCC SHRINKDATABASE
DBCC SHRINKDATABASE is a DBCC command in Microsoft SQL Server that can be used to reduce the size of a database by moving pages of… Read More »SQL Server DBCC Commands: DBCC SHRINKDATABASE
Database Health Monitor
Hello there! My name is Steve Stedman, and I want to tell you about my amazing product, the Database Health Monitor. As a professional database… Read More »Database Health Monitor