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SAP ABAP FAQ (Technical)
DATA DICTIONARY
- What is data Dictionary ?
- What is the difference between open sql & native sql ?
- Difference between Pooled, cluster & transparent tables?
- What is Primary key, foreign key ? what is primary index?
secondary index?
- how many indexes can be created for a table?
- what is a value table?
- what are the components of a table?
- what is a domain?
- what is a data element?
- what is data class?
- can you create a table with out a data element?
- can you create a field with out a data element?
- What approach you prefer for creating a table?
- Give few names of cluster tables in sap?
- Give few names of pooled tables in sap?
- give few names of transparent tables?
- what is a buffer and how many types?
- what is table maintenance generator and how to create
that? What is the transaction code?
- How to add new fields to a standard sap table ?
- How many types of table joins are there?
- difference between inner join & outer join?
- Difference between "select * from mara" and "select
single * from mara"?
- what is a match code ? Lock objects ?
- what are views?
- what are logical tables/database?
- what is the difference bet'n table and a structure?