Backup Reliability needs a successful restore followed by integrity and application validation. Customers ask whether they can skip that exercise.
SQL SERVER – Finding Fragmentation in Forwarded Records
Finding Fragmentation in a heap also requires a separate check for forwarded records. I measure their effect before choosing maintenance.
SQL SERVER – Who Dropped Table? Part 2
A dropped table can leave transaction-log clues, but those clues are not a complete audit trail. My original investigation had limits.
Running Totals That Reset Every Month
Calculate running totals that reset by calendar month, customer, or fiscal period, using stable ordering and explicit ROWS frames.
Before You KILL a Session: Estimating the Rollback Cost
Before you KILL a session, inspect its transaction age, log bytes, current command, and likely rollback work, then monitor the undo safely.
Hide Code in SSMS – SQL in Sixty Seconds #154
I have received so many emails from all of you to create a video on the topic of SQL SERVER – Hide Code in SSMS. Here is the video on the topic.
Digits in a Column: A CHECK Constraint for Digits Only
To keep only digits in a column, a CHECK constraint with NOT LIKE and a character range works, but it has two holes. It accepts an empty string and digits from other scripts. A demo closes both and shows NULL, trust and fixed length codes.