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List the drawbacks of relational database system
A) Repetition of data
B) Inability to s certain information.
what is physical data structure
The State of NewYork certifies firefighters throughout state and keep track all of them, as well as of the state’s fire departments. Each fire department has unique department numb
At its most essential level the DBMS architecture can be divide into two parts: the back end and the front end. The back end is responsible for managing the physical database an
Relational Algebra is a set of basic operations used to influence the data in relational model. These operations allow the user to specify basic retrieval request. The result of re
What are three components of the schema architecture proposed by ANSI/SPARC? The three component schema architecture proposed by ANSI/SPARC is as given below: External sche
Which two files are used during operation of the DBMS? Data dictionary and transaction log are two files used during operation of the DBMS.
The Incident table, with an auto-incrementing incident number, etc, looks like: incident_num reporter date time incide
Project Description: This is going to be a School portal to handle each activities in school such as, School fees payment, online registration and every other payment, course re
What is Cross Product? Simply Cross product is Binary Operator
I am doing research in this area, especially in sime join and join efficacy when several relations have been queried. Relations located in different sites. I need something like n
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