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Define the terms 1) physical schema 2) logical schema.
Physical schema: The physical schema explains the database design at the physical level, which is the lowest level of abstraction describing how the data are actually kept.
Logical schema: The logical schema explains the database design at the logical level, which explains what data are kept in the database and what relationship exists between the data.
which component of DBMS can be embedded in a program? The data manipulation language (DML) is a component which is embedded in a program.
Hi there, Have an issue with my Database. I have: TblOrderDetails and FmOrderDetails TblCircuit and FmCircuit Whenever I add data into the Form, it will update the table as expect
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Types of Data fragmentation
Define multivalued dependency. What do understand by trivial multivalued dependency? Ans: A multivalued dependency is a full constraint among two sets of attributes in a rela
Draw an ER diagram for company''s database schema
er diagtram for icici
What is conceptual schema? The schemas at the view level are known as subschema that describe dissimilar views of the database.
What are the ways in which signal can be generated A signal might be generated in many ways such as a Signal is result of particular physical condition. Whenever a process writ
Define what Immediate database modification technique uses? Ans: Both undo and redo.
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