Answer / chandrababu

hi all.

Index key : a key which is sorted key.
primary index: automatically created in SAP whenever a
table is created. with number 0.
secondary index: a key which is created other than primary
key, to speed up processing.

Answer / tarun lal

When certain fields apart from the defined key fields are
used frequently in select query then for improving
performance related to data fetch, it is advised to create
secondary index, which serves as a mapping, but to keep in
mind the order of fileds in use should be same as defined
in secondary index.

Answer / niladriroy_dgp

indexing with another field which is not primary key.

Answer / niranjan

primary index is created on key fields automatically
secondary index is created on non key fields by abap consaltant

Answer / faraz khaliq

A secondary index, put simply, is a way to efficiently access records in a database (the primary) by means of some piece of information other than the usual (primary) key.

Answer / sekhar

secondary index is nothing but other than the primary key field.
we can create upto 9 secondary indexes per table.
we can create tables with out secondary indexes.
we can create secondary indexes for both custom and standard
data base tables

Answer / venkat reddy

Secodary indexes are created for non-primary key fields, which will increase the selection of the data from the database table.

Answer / sushil jaiswar

When certain fields apart from the defined key fields are
used frequently in select query then for improving
performance related to data fetch, it is advised to create
secondary index, which serves as a mapping, but to keep in
mind the order of fileds in use should be same as defined
in secondary index.

According to me Secondary Index is nothing but if we have 2
tables.First table has primary key,and second table also
have primary key.Then the key of the second table is
nothing but Secondary Index of the First Table.
According to me Secondary Index is nothing but if we have
2
tables.First table has primary key,and second table also
have primary key.Then the key of the second table is
nothing but Secondary Index of the First Table.

Answer / dona

a secondary index is an ordered file with two
fields ,and,in the otherv two indexes,the second field is a
pointer to a disk block.in this there is one index entry
for each record in data file,which has secondary key for
the record and a pointer to the block where the record is
stored

Answer / gf8utou

I love you niranjana devi (accel centre)

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