The most important performance-tuning technique available is having the needed indexes created on the tables to ensure that the SQL Server database engine is able to get the data that it needs to ...

The more nonclustered indexes that you have, the more writing to the disk needs to happen. Now for the follow-up question, do my end users care that it's slowing my SQL Server down? The answer ...

Reindexing tables is an important part of good database housekeeping, because it reorganizes the indexes and restores speedy access. Microsoft's SQL Server has a handy command that rebuilds all ...

Indexing can dramatically increase query speed. However, DBAs still struggle with finding optimal indexes or optimal SQL plans. DBTA held a webinar with Gary Jerep, solutions consultant, Quest ...

SQL Server 2012 includes a lot of new and exciting features. One feature that has caught the imagination of many in the user community is the high-performance feature called Columnstore Indexes.

SAS maintains indexes for all changes to the table, whether the changes originate from PROC SQL or from some other source. Therefore, if you alter a column's definition or update its values, the same ...

SQL Server 2012’s ColumnStore Index stores data for columns you designate and then joins those database columns to give you a read-only, column-based index into the data (traditional indexes are ...