Querying active directory through an ADSI linked server can answer narrow questions, but its limits favor staged data for repeatable work.
SQL SERVER – 2005 – List All The Constraint of Database – Find Primary Key and Foreign Key Constraint in Database
A simple script from my archive lists all constraints from sys.objects, so you can check each foreign key and primary key constraint in database tables.
Writing T-SQL Somebody Else Can Maintain
Write maintainable T-SQL with clear names, explicit results, focused procedures, and comments that explain the business reason behind the code.
Grouping Dates Into Buckets With DATE_BUCKET
DATE_BUCKET groups timestamps into hourly, weekly, and custom intervals, with an origin that determines where every boundary lands.
SQL SERVER – Difference Between EXEC and EXECUTE vs EXEC() – Use EXEC/EXECUTE for SP always
What is the difference between EXEC and EXECUTE? None. The real difference is EXEC vs EXEC(), and I show why EXEC belongs before every stored procedure call.
COUNT_BIG: Count Rows and Non-NULL Values as bigint
COUNT_BIG helps me name the counting rule before reading the result. Compare rows, supplied values and distinct readings. Then check empty results and the bigint return type.
SQL SERVER – Frequency of SQL Server Reboot and Restart
How often should you do a SQL Server reboot? From my experience there is no need, though our network team reboots all our servers every 15 days.