Typically when you see OLEDB waits they come from querying linked servers set up through OLEDB. If you are seeing a high number of these as a query runs, you should consider monitoring performance on the remote
This book provides the tools you need to approach your queries with performance in mind. SQL Server Query Performance Tuning leads you through understanding the causes of poor performance, how to identify them, and how to fix them. You’ll learn to be proactive in establishing performance ...
Query Performance Tuning (SQL Server Compact) How-to Topics (SQL Server Compact) Troubleshooting (SQL Server Compact) SQL Server Compact Development Guide SQL Server Compact Technical Reference SQL CE 3.5 SP2 SQL Server CE 3.5 SQL CE 3.1 SQL CE 3.0 Class Library SQL CE 2.0 and 1.1 Class Libra...
Grant Fritchey’s book SQL Server 2012 Query Performance Tuning is the answer to your SQL Server query performance problems. The book is revised to cover the very latest in performance optimization features and techniques. It is current with SQL Server 2012. It provides the tools you need to ...
Benefits of SQL Server Tuning Tools While SQL query tuning can be done manually, it’s a complicated and time-consuming process, which is why using SQL tuning tools can allow database administrators to more efficiently maximize the performance of their servers and databases. SQL query performance...
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SQL Server Compact 3.5 stores data in 4 Kb pages. The page count can be approximated by using the following formula, although the actual count might be slightly larger because of the storage engine overhead. <sum of sizes of columns in bytes> * <# of rows> ...
Query performance tuning continues to be a fundamental aspect of modern database maintenance and development. Yes, hardware performance is constantly improving. Upgrades to SQL Server鈥攅specially to the optimizer, which helps determine how a query is executed, and the query engine, which executes ...
Avoid using the SQL Server 2000 sql_variant datatype. Besides being being a performance hog, it significantly affects what you can do with the data stored as a sql_variant. For example, sql_variant columns cannot be a part of primary or foreign keys, can be used in indexes and unique ke...
this sound like mission impossible. Not really. Let’s take a look at one tool, part of SQL Server, that’s called Index Tuning Wizard which can help us with this stuff. Remember that the biggest single thing we can do in our databases performance-wise is have a good indexing s...