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 has a lot of metadata about columnstore indexes. For example, sys.indexes show column store indexes as type = 6 and type_desc as ‘NONCLUSTERED COLUMNSTORE.’ There also are two new ...
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 as ...
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