Explain the principles of relational model.
What is an exclusive lock?
Diferrentiate between layers and routes.
Differentiate between open sql and native sql.
Is there any limited number of simultaneous sessions of a sap maxdb database?
How are locks on joins handled?
Explain roll back?
Can an index become larger than the table to which it belongs?
What is spool buffer.
What is rman. Can it be used for database recovery and backup? If yes, how?
Explain datasets?
Explain its?
Differentiate between 'insert', 'update' and 'modify'.
Do I need to change a data volume configuration which does not correspond to the recommendations of this note?
What are the differences between r3trans and tp in sap-dba.