The solution of error Microsoft .NET Framework 4.0 installation has failed with exit code -2146498511 which was faced during SQL Server upgrade
Filtered Statistics: Fixing Estimates for Skewed Data
Use filtered statistics to describe skewed customer values, inspect histograms, and test estimates under literal and parameterized queries.
Fewest Logical Reads: The Answer to the Delete Qualified Rows Puzzle
The fewest logical reads for the multiple table delete puzzle come from reading each table as few times as the rules allow. A string of student IDs gets to 4 reads. A set based delete needs 5 and is the one to use. The starting script needed 19.
How to Remove Quotes of QUOTENAME? – Interview Question of the Week #235
Question: How to Remove Quotes of QUOTENAME? I received based on my yesterday’s blog post SQL SERVER – QUOTENAME Function and Custom Quote Character.
QUOTENAME Function: Custom Quote Characters and Dynamic SQL
The QUOTENAME function turns a name into a safe identifier and doubles any closing delimiter inside it. Tested queries show which quote characters work, the 128 character limit and a dynamic SQL example. A short card lists the rules.







