SQL Server Course for Beginners with 100+ examples - SQL Views

This video tutorial explains the concept of indexes in SQL, highlighting their role in speeding up data retrieval from databases. It provides a step-by-step guide on creating indexes using the 'create index' statement, including examples with single and multiple columns. The tutorial also covers how to delete an index using the 'drop index' statement. Key points include the invisibility of indexes to users and their importance in optimizing query performance.

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