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What is an Operand?
The data on which the operation is to be performed is known as an Operand
What is Index? An index is a physical structure having pointers to the data. Indices are created in an existing table to locate rows more quickly and efficiently. It is possibl
Transactions And Concurrency Management Introduction One of the main benefits of storing data in an integrated repository or a database is to permit sharing of it betwee
Explain Instance and schemas? Instances and schemas: Databases changes over time as the information is deleted and inserted. The collection of information stored in database
What is relational model feature? A relational model feature is much more data independence than some other database models.
What is a view? A view is a logical view on one or more tables. A view on one or more tables i.e., the data from a view is not actually physically kept instead being derived f
What is persistency? Persistency ensures which data is stored and that after the object is no longer available (program stops running) the data will be available to other users
properties of derirable decomposition
After the completion of the logical model the physical model is to be made. The oracle 10 G will be used as a database server and all the tables with their column are created and i
Create Student DB and perform delete operation? STUDENT (name, student#, class, major) COURSE (course name, course#, credit hours, department) SECTION (section identifier, co
In this practical assignment, we will run through a complete database application development cycle, starting with the schema design, from an initial data import to database applic
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