The indexes on a the tables of a large database make a huge difference in its performance and utility. Without an index, locating a single record in a large table can take several seconds; with the ...

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.

Creates indexes on columns in tables. Restriction: You cannot use CREATE INDEX on a table accessed via an engine that does not support UPDATE processing. an IN subquery where the column in the inner ...