what is index and types in indexes?
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Answer / naveen
index is to avoid duplicate data and for good performance while extracting data from dbtab, these are of 2 types
1> primary: it is created by system by considering all key fields
2> secondary: this are created by abap consultants using key or non key fields up to 9 indexes can be maintained
Is This Answer Correct ? | 20 Yes | 0 No |
Answer / deepthi
index : Indexes are associated with tables for data retrieval.
E.g.) read table itab index 1. This means the 1st record is read.
2 types :
Primary key index : automatically created in sap when ever a table is created with number 0.
Secondary index : a Key which is Created other than primary keyto speed up the process
Is This Answer Correct ? | 4 Yes | 1 No |
Answer / anu
indexes are used for qick search of data
two types of indexes
primay index: is default index, created by sap with the help of primary key
secondary index: is userdefined index created with primary and non primary keys
Is This Answer Correct ? | 3 Yes | 0 No |
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