Normalization organizes data dependencies, while indexes support access paths. I evaluate their performance effects through the actual workload.
SQL SERVER – 2008 – Customize Toolbar – Remove Debug Button from Toolbar
SQL Server 2008 brought the debugger back, and its button sits right next to Execute. Here is how to customize toolbar buttons and remove the debug button.
No Join Predicate: Verify the Relationship Before Tuning
No join predicate prompts a relationship check. Compare all combinations with exact customer-order pairs before changing indexes or hiding duplicates.
SQL SERVER – Performance Counters from System Views – By Kevin Mckenna
SQL and .NET expert Kevin Mckenna, whom I met on Twitter, shows how to read SQL Server performance counters from system views.
Preventing Overbooking When Two Sessions Grab the Last Seat
Learn preventing overbooking through a last-seat race, an atomic update, update locks, and a database constraint that rejects oversold inventory.
Errors TRY CATCH Cannot Catch: Compile, Name and Severity Errors
Learn which errors TRY CATCH cannot catch, test execution scopes safely, and pair transaction cleanup with caller timeout handling.
Your First Extended Events Session
Build your first Extended Events session for slow SQL calls, choose a bounded ring buffer or file target, and read the captured result.