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What is a function group?
A function group is a collection of logically related modules that share global data with every other. All the modules in the group are contained in the similar main program. When an ABAP/4 program contains a CALL FUNCTION statement, the system loads the whole function group in with the program code at runtime. Each function module belongs to a function group.
Domain Constraint It shows that each attribute in a relation has to contain an atomic value only from the corresponding domains. The data types associated with commercial RDBMS
In which relational modes, cardinality is termed? Answer : Cardinality is termed in a number of tuples relational modes.
design a generalization specialization hierarchy for a motor vehicle sales company. the company sells motorcycles, passenger cars, vens and buses.
List any eight applications of DBMS. a) Universities b) Airlines c) Banking d) Credit card transactions e) Tele communication f) Sales g)Finance h) Manufac
How can you map NULL values to other values while display? IF( ) , IFNULL( ) keywords are used to do so. They are 'LIMIT' is used for the following kinds of problems: 1) Ans
explain ANSI SPARC architecture
Question 1 Explain ER model Question 2 What are the characteristics of a computer provided information? Question 3 What are facts and guidelines to be considered when se
About Attribute inheritance
Define single valued and multivalued attributes. Single valued attributes: attributes with a single value for a particular entity are known as single valued attributes. M
Which two files are used during operation of the DBMS? Data dictionary and transaction log are two files used during operation of the DBMS.
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