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What is the preferred data type for indexes?

April 26, 2017Data indexes type

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What is the preferred data type for indexes?

1 Answer

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10 Posted

‘integer’ data type is the preferred data type for indexes as compared to string data types like ‘char’ , ‘varchar’. If needed you can also choose ‘bigint’ , ‘smallint’ etc. Arithmetic searches are faster as compared to string searches.