The following guidelines can help you achieve better performance for your join queries: • Create indexes on frequently joined columns. Use the Index Tuning Wizard for recommendations. • Create covering (composite) indexes on combinations of frequently fetched columns. Create indexes with care, especially covering indexes. Indexes improve the performance of SELECT queries but degrade the performance of modifications. • Separate tables that participate in joins onto different disks by using filegroups to exploit parallel disk I/O. - Study24x7
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trilok sharma
12 Apr 2019 05:28 PM study24x7 study24x7

The following guidelines can help you achieve better performance for your join queries: • Create indexes on frequently joined columns. Use the Index Tuning Wizard for recommendations. • Create covering (composite) indexes on combinations of frequently fetched columns. Create ...

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