You may find it interesting that not many people still know what is Included Index in SQL Server. I have seen it personally around me and also have seen at… 397 more words
Tags » SQL Index
Question: What is the difference between Index Seek and Index Scan?
Answer: Index Scan retrieves all the rows from the table. Index Seek retrieves selective rows from the table. 244 more words
SQL Timeouts on ORDER BY in a SQL query.
A very simple query I was working on kept timing, the query had an ORDER BY on one of the columns, after a short while of googling I ended up having to create an index on the table I was running the query against. 78 more words
: In this episode of the Notes from the Field series database expert Kathi Kellenberger explains about indexes and its impact. We often believe that indexes will improve the performance of the query, but it is not true always. 1,028 more words