Answer / dinesh-born2succeed

3 types

1.standard
2.sort
3.hashed

Description:

1.based on non unique key/index,it follows sequential
search,inserting records from itab to wa by using
append stmt.
2.based on both non unique as well as unique key,it
follows binary search,inserting records inserting
records from itab to wa by using insert stmt.
3.based on unique key,no index,it follws hash alg.

Answer / kiran kumar v

Types of Internal Table:
1) Standard.
2)Sorted.
3)Hashed.

Depends of the requirement.

Answer / raghav

there are 3 types of internal tables
1.standard- index,keys type.
2.sorted -keys,index type.
3.hashed -key type.
to decide the usage of internal table u need the
modifications requirements of the table

how can i fetch the records of 3 tables with a single select query,without using join.

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