By Jeffry Schwartz | Miscellaneous , Performance Tuning , SQL Server
Recently, a coworker asked me about a query performance problem that had suddenly arisen as they so often do. During testing, this particular query had performed extremely quickly, but when it was shown to a C-level person, it dragged terribly making this impatient person wait 80 seconds for the answer to come back. We all […]
Continue readingBy Jeffry Schwartz | Performance Tuning , SQL Server , Windows
Introduction Have you ever been placed in the position of being forced to address user complaints about how slow the system is performing without really knowing exactly where to begin looking? Some analysts begin with Task Manager or viewing the Windows event log. Others who are working with SQL Server search the ErrorLog for problems […]
Continue readingBy SQLRx Admin | SQL Server
One of our clients wanted to consolidate files on one of their servers. In doing this I realized that I was going to have to move the files for a database that is actually log shipped. This is a fairly easy task that is pretty well documented but since I had to do it I […]
Continue readingBy SQLRx Admin | SQL Administration , SQL Server , Tip of the Month
SQL Server Administration: Every so often someone will call with a terrible problem because a drive was lost or someone mistakenly deleted transaction log files. When this happens, the affected databases are not useable and are usually marked as SUSPECT or IN RECOVERY in Management Studio. Usually the best option is to restore the database […]
Continue readingBy SQLRx Admin | SQL Server
SQL Server Administration: SQL 2008 – SQL 2012) Use the new dynamic management view sys.dm_os_sys_memory to view memory information from the operating system. If the System Memory State = “Available physical memory is high”, this is good and indicates that the system is not experiencing external memory pressure. For more information check out http://technet.microsoft.com/en-us/library/bb510493.aspx **HT […]
Continue readingBy SQLRx Admin | SQL Server
This article excerpt, by Johan Åhlén, originally appeared here: http://bit.ly/1dARmgI Just when we thought that nothing could get any better than SQL Server 2012, Microsoft announced news around SQL Server 2014. There’s even a SQL Server 2014 website where you can get a free trial. So, what’s new and cool? Hekaton In-memory Database Capabilities Hekaton makes it […]
Continue readingBy SQLRx Admin | Miscellaneous , SQL Server , Tip of the Month
SQL Server Development: The COUNT_BIG function is used much like the COUNT function to return the number of items in a group. COUNT_BIG returns a bigint data type and has a maximum value returned of 9,223,372,036,854,775,807. COUNT returns an int data type and has a maximum value returned of 2,147,483,647. COUNT_BIG is useful for rowcounts […]
Continue readingBy SQLRx Admin | SQL Administration , SQL Server , Tip of the Month
SQL Server Administration: Restore a database from one file or multiple files. Use these commands to restore your databases. Practicing restoring databases proves that the backup files are usable and will polish up your skills so that you are ready to restore in the event of a crisis. If you have to restore database files […]
Continue readingBy SQLRx Admin | SQL Administration , SQL Maintenance , SQL Server , Tip of the Month
SQL Server Administration: Backup database to one file or multiple files. Use these commands to back your databases up without using a maintenance plan. Backing up to multiple files is good to use for large databases and will break up a single large backup file to several smaller files. Good to use when large backups […]
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