Dynamics SQL Server settings decide most of the speed you get from NAV, AX and CRM, because you rarely control the application code. Five read-only checks cover tempdb, autogrowth, MAXDOP, automatic statistics and statistics age. Each one comes with a short query and a clear rule.
TempDB Metadata Tables: Check, Enable and Count Them
The tempdb metadata tables can live in memory, and four short steps tell you whether yours do. This post checks the setting, shows how to turn it on and off, and counts the tables SQL Server moves. It also says when the feature is worth a restart.
SQL SERVER – Temp Table vs Table Variable – Cardinality Estimation
I had a very interesting conversation with one of my clients about Cardinality Estimation for Temp Table vs Table Variable. Let us discuss it today.
What is TempDB Spill in SQL Server? – Interview Question of the Week #259
When SQL Server uses TempDB when any query does not have enough memory to do its operation, it is called TempDB Spill. Let’s learn today.
GLOBAL_TEMPORARY_TABLE_AUTO_DROP: Keeping ## Tables Alive on Purpose
Understand GLOBAL_TEMPORARY_TABLE_AUTO_DROP, its version and database scope, explicit cleanup, and the risks of shared global tables.
Missing tempdb Files: master_files vs database_files
Missing tempdb files show up as a mismatch between sys.master_files and tempdb.sys.database_files. This post compares the two with a query, simulates the missing files on a copy of the catalog, and shows the error log message that gives the cause. The fix is to correct the path and restart.
SQL SERVER – Table Variables or Temp Tables – Performance Comparison – SELECT
Today we are going to discuss the performance comparison of table variables and temp tables when we are running SELECT queries.