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what is inverted and multilist structure
Benefits and limitations
What subschema expresses ? A subschema expresses the external view. (External schemas are called also called as subschemas)
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What is Oracle Process? Explain any four processes started by Oracle. Oracle Process is as follows: SMON: The System Monitor carries out a crash recovery while a crashed in
System R was developed and designed over a period of 1974-79 at IBM San Jose Research Company. Its purpose was to illustrate that it is possible to create a Relational System tha
Which data type can store unstructured data? Raw data type can store unstructured data.
a need some real life examples of database management systems three level of ANSI SPARC architecture life teacher and student ,company and employee or for NGO etc.
Define Query by Example QBE is a query language relies upon domain calculus and has two dimensional syntax. The queries are written in the horizontal and vertical dimensions of
How many types of users works on database? Users are differentiated through the way they expect to interact along with the system (i) Application programmers-interact with
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