Work with spatial data in SQL Server using geography, geometry, matching SRIDs, distance queries, and an index designed for location searches.
SQL SERVER – Introduction to Extended Events – Finding Long Running Queries
After reading Jonathan Kehayias on Extended Events, I added them to my performance tuning course. An introduction, with a way to find long running queries.
Composite Index Without the Leading Key: Seek, Scan and Residual Filters
A composite index orders rows by its leading key before the next key. Compare a date-only filter, region restrictions and an isolated date-first index. Verify complete results, including new regions and NULL, before interpreting actual plans.
SQL SERVER – FIX : ERROR : 4214 BACKUP LOG cannot be performed because there is no current database backup
Error 4214: BACKUP LOG cannot be performed because there is no current database backup. Take one full backup first, and the log backup will work.
SQL SERVER – Generate Report for Index Physical Statistics – SSMS
SSMS has a standard report for Index Physical Statistics at the database level. Right click the database, open Reports, and see index details at a glance.
SQL SERVER – Out of the Box – Activity and Performance Reports from SSSMS
SSMS 2008 has built-in activity and Performance Reports most people never open. Right click the server, go to Reports, Standard Reports, and pick one.
SQL SERVER – Fix : Error : 8501 MSDTC on server is unavailable. Changed database context to publisherdatabase
Error 8501 says MSDTC on server is unavailable, often while configuring replication. Start the Distributed Transaction Coordinator service to fix it.