What is an index?

Answer Posted / dharmendra k dixit

INDEX are physical address of data, its is same just we
Have indexes in our Book..through this we can make our
search much faster.
in Idle way always try to make Indexes on that Column which
have Integer Value(i.e. Not on text type).
There are two types of Indexes in SQL SEREVR
1. Clusterd Index.(Create automatically if there is a
Primary key on Table)
2. Non Clusterd Index.

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