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In a Hierarchical model of data records are organized ? In the hierarchical model of data records are organized as Tree structure.
What is database utility? Database utility is the interface among the ABAP/4 Dictionary and the underlying the SAP system.
What are the basic objects of the data dictionary? Tables Domains Data elements Structures Foreign Keys
What do you mean by DBMS? What is its need and what are its goals. Explain? OR Explain Data Base Management System? Sol. Database management system is a
A customer places orders for parts and belongs to a particular industry group. An individual order is taken by a particular sales representative on a specific date and the sales re
What is a disjoint less constraint? Ans: It needs that an entity belongs to no much more than one level entity set. Disjoint less constraint needs that an entity belongs to
Define what Immediate database modification technique uses? Ans: Both undo and redo.
Write short note on Data models? Data models: A data model is an abstract model which elaborates how data is represented and accessed. The term data model has two commonly ac
Type of database technology
Example : Create a sequence named SEQSS that starts at 105, has a step of 1 and can take maximum value as 2000. CREATE SEQUENCE SEQSS START WITH 105 INCREMENT BY 1 MAX VA
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