CLR is the Common Language Runtime. A diagram of its architecture, and why CLR stored procedures in C# help with the loops and recursion that slow down T-SQL.
SQL SERVER – FIX : Error : 3702 Cannot drop database because it is currently in use – Part 2
Still see Error 3702, cannot drop database because it is currently in use? Why closing Management Studio works and how to find the connection.
SQL SERVER – 2005 – Find Nth Highest Record from Database Table – Using Ranking Function ROW_NUMBER
Nicholas Paldino shared a neat way to find the Nth Highest Record from a table in SQL Server 2005 using the ranking function ROW_NUMBER. Here is his query.
SQL SERVER – How to Retrieve TOP and BOTTOM Rows Together using T-SQL – Part 3
Part 3 on how to retrieve TOP and BOTTOM rows together: Dave Arthur’s solution uses UNION ALL instead of an OR clause, and it is quite good.
SQL SERVER – How to Retrieve TOP and BOTTOM Rows Together using T-SQL – Part 2 – CTE
Part 2 of retrieving TOP and BOTTOM rows together: a reader’s solution using a CTE, the temporary result set introduced in SQL Server 2005.
Finding the Most Frequently Run Queries
Most frequently run queries can consume large SQL Server resources even when each call is fast; use plan cache and Query Store to find them.
SQL SERVER – Find Nth Highest Record from Database Table
Find the Nth Highest Record in a table with a correlated subquery on AdventureWorks. The example returns the 4th highest pay rate; change 4 to any number.
SQLAuthority News – 500th Post – An Interesting Journey with SQL Server
I am very pleased to write my 500th post on SQLAuthority. Thank you to my family and to all of you, plus a look at the blog’s milestones so far.
ACID Properties Shown With Real Transactions
ACID properties shown With Real Transactions uses short SQL Server scripts to explain atomicity, consistency, isolation, and durability.
SQL SERVER – Simple Example of Cursor – Sample Cursor Part 2
A reader asked me to update my Simple Example of Cursor with AdventureWorks. Here is a sample cursor that loops through ProductID and prints each one.