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what should be declared explicitly in the corresponding abap4 statements to access internal tables without header lines amp why work area this is
how can one distinguish among different kinds of parameters input parameters are used to pass data to subroutines output parameters are used to pass
explain the conventions for displaying an er schema as an er diagraman e-r diagram scheme might describe certain constraints to that the contents of
differance between internal and external schemainternal and external schema internal schemabull describes the physical storage structurebull uses a
explain forms based and graphical interfaceforms based and graphical interface graphical user interface gui is a kind of user interface which permits
it is not possible to make an abap4 program which having only subroutinesfalse we can make abap4 program which having only
differance between procedural and non procedural dmlprocedural and non procedural dml procedural dml exactly what data is require and how to obtain
explain data abstractiondata abstraction data abstraction is a methodology in which enables us to isolate how a compound data object is utilized from
explain the term high level dmlhigh level dml a high-level or non-procedural dml permit the user to specify what data is needed without specifying
explain data sublangauges data sublanguage in relational database theory the term sublanguage first used for this purpose through e f codd in the
explain controlled redundancycontrolled redundancy the replication of data within the data warehouse for the purposes of improved data access or
define dba database administratordba a database administrator dba is a person who is responsible for the environmental aspects of a database in
what is database utilitydatabase utility is the interface among the abap4 dictionary and the underlying the sap
describe parameteric end usersparametric end users might be given update access but are commonly not permitted to change the structure of
how many types of views are there there are four types of views- database view help view projection view maintenance
define catalog and meta data a catalog is a compilation of records elaborating the contents of a particular collection or group of collections
what is a viewa view is a logical view on one or more tables a view on one or more tables ie the data from a view is not actually physically kept
can we delete data element which is being used by table fields no we cant delete data
can a domain assigned to a data element be changedyes we can do so by just overwriting the entry in the field
explain the functions of data managerfunctions of data manager - convert operations in users queries coming directly through query processor or
describe disk manager and their workdisk manager responsible for fetching data regulated through file manager from disk storage within main memory
what is the function of a domaina domain defines the technical settings of a table fielda domain describes a value range which sets the permissible
what are the responsibility of file managerfile manager manager allocation of space on disk storage and the data structures used to represent within
explain transaction manager and their worktransaction manager ensure the database remains in a constant correct state despite system failure and in
explain authorization and integrity manager authorization and integrity manager tests for the satisfaction of integrity constraints and checks the