Dynamic Management Views and Objects
The dynamic management view sys.dm_exec_cached_plans returns information on query plans currently in memory. This information can be useful for a lot of reasons: checking total memory allowed for cached plans, which plans aren’t getting reused, searching for certain query plan … Read more →
In a previous post, I presented a solution for monitoring and logging long running queries in SQL Server. In this post I’ll show an extended version of that solution that also sends an email when a request has been blocked … Read more →
Long running queries in a database may or may not be a problem, depending on the type of system. In a data warehouse solution, queries that runs for several minutes may be perfectly normal and nothing to worry about. But … Read more →
Ever had the need to replace a piece of code in multiple SQL Server objects (Stored Procedure, Trigger, Function or Views)? Here’s a method to search for a string in all objects, replace it with some other code, and to … Read more →
Some server wide settings can have major negative impact if they are changed in your SQL Server environment. So as a DBA it is a good practice to monitor changes to these setting, and to raise alerts when they are … Read more →
SQL Server roles can be used to give users server wide privileges. The server roles are sysadmin, securityadmin, serveradmin, setupadmin, processadmin, diskadmin, dbcreator and bulkadmin. The mapping between users and server roles can be found in the system view sys.server_role_members. … Read more →
The system table sys.syslogins was marked as deprecated in SQL Server 2005, and is included up until 2012 for backwards compability only. So what is the replacement of sys.syslogins? As it turns out, there is no exact match in SQL … Read more →
Want to know the disk space available on your database server from T-SQL? This can be done in many ways, here I’ll present two of them. The first way is by using xp_fixeddrives. With the release of SQL Server 2008R2 … Read more →
The system stored procedure sp_describe_first_result_set was introduced in SQL Server 2012 and it returns meta data about the first submitted T-SQL statement.