SQL Server 2005 Performance Dashboard Reports show CPU, IO, blocking and missing index problems as they happen. How to set them up and read them well.
SQL SERVER – 2005 Best Practices Analyzer (February 2007 CTP)
What the SQL Server 2005 Best Practices Analyzer did, how to act on its report, and why checking your servers on a regular schedule still matters.
SQL SERVER – Index Seek Vs. Index Scan (Table Scan)
Index Scan retrieves all the rows from the table. Index Seek retrieves selective rows from the table.
SQL SERVER – Difference between DISTINCT and GROUP BY – Distinct vs Group By
What is the difference between DISTINCT and GROUP BY? They usually produce the same plan. Use GROUP BY for aggregates and DISTINCT to remove duplicates.







