Answer / sudhakar1207

Indexes are used for Fast access of records from database
tables.

There are two types of indexes.

1)Primary Index: these are created automatically while table
is activating. It comprised of all the primary key fields only.
2)Secondary Index: these are created manually on rare
situations. These contains combination of primary key fields
and Non-primary key fields or Only Non-primary key fields.

Answer / manoj dash

primary and secondary index

Answer / manoj dash

primary and secondary index

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