Member Avatar for Amr_Mohammad_R

What is meant by the bold part of the below paragraph

An index is a copy of select columns of data from a table that can be searched very efficiently that also includes a low-level disk block address or direct link to the complete row of data it was copied from.

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  • Latest Post Latest Post by pritaeas
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It means that an index entry knows the exact position of it's record on disk.

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