The zoom query editor feature in SQL Server 2012 makes code large enough for presentations, group discussions or anyone who prefers big fonts.
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SQL SERVER – Log File Growing for Model Database – model Database Log File Grew Too Big
Why did the model database log file grow every day with no activity? The reader was backing up the model database every night. Here is the proof.
SQL SERVER 2008 – 2012 – Declare and Assign Variable in Single Statement
Since SQL Server 2008 you can declare and assign variable values in one statement. This inline assignment saves lines of code, yet I rarely see it used.
IS DISTINCT FROM: Compare Nullable Values Without Sentinel Values
IS DISTINCT FROM compares nullable values without inventing a sentinel. Test two NULLs, one NULL and changed values, then use the predicate to find transitions that ordinary equality can miss.
GTIN-13 Check Digits: Validate the Final Digit in a CHECK Constraint
A GTIN-13 check digit validates a weighted checksum, not product identity. Test complete ASCII input, leading zeros and the final digit in a CHECK constraint, then see why some digit swaps still pass.
SQL Server Execution Plan Quiz: One Table, Two Operators
One table reference can produce Nested Loops, a Key Lookup and parallel operators in an execution plan. A controlled SQL example makes the work visible and shows why MAXDOP is a ceiling rather than a promise of parallel execution.
Late-Arriving Dimension Rows: Inferred Members in a Data Warehouse
Handle a late-arriving dimension with inferred members, preserve fact keys, fill attributes later, and report unresolved placeholders.
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