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Content with tags Performance Tuning, computed column Rss

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A Computed Column Defined with a User-Defined Function Might Impact Query Performance

A benefit of using computed columns is that they can save developers from having to write calculation logic at the application layer; at the table level, the application can simply reference the computed column. In addition, performance can be improved by persisting a computed column and building an index on it.  Read more...
By Additional Articles 2012/02/03 | Source: SQLCAT | Category: computed column
Rating:  Rate this |   Briefcase | 2,299 reads

Optimising “Ends With” searches with REVERSE

A simple way to improve performance for queries that use the LIKE operator. Ben Seaman shows how to deal with searches that look at the end of a piece of text  Read more...
By Ben Whitman 2010/01/13 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 8,995 reads
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