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When a database table has a key which consists of more than one field, a partial key refers to any one of those fields.
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What is partial key in RDBMS?
When a database table has a key which consists of more than one field, a partial key refers to any one of those fields.
What are the application of RDBMS?
what is rdbms and its application
Is foxpro a rdbms?
yes it is a rdbms
Is Fox Pro dbms or rdbms and why?
every rdbms is a dbms.as of a standard there is a criteria for any prog. lang. to become rdbms. this is defined in codds 12 rules. this all together if satisfied then any prog lang can be said to be a rdbms. but in practice we come across many examples where a prog lang is not rdbms but still provide relational database very often. ex foxpro is not rdbms because it does not satisfy one of the codds 12 rule i.e. of defining a foreign key. in foxpro you cannot define a foreign key. but since it has tables in it and can provide relations we can term foxpro as pseudo rdbms(partial rdbms)..........
What do you mean by primary key in rdbms?
IT is a candidate key chosen by database designer as a principal means for uniquely identifying each row in a table.
What is bCnf in rdbms?
It is boyce-codd normal form IN NORMALIZATION WHICH SHOULD BE IN 3NF and EVERY DETERMINAT IS A CANDIDATE KEY .
What are the different types of management systems?
1. relational database management system(RDBMS) 2. object Rdbms. 1. relational database management system(RDBMS) 2. object Rdbms.
Is MySQL DBMS or RDBMS?
AnswerMySQL, like most modern Database Management Systems is based on the relational model. So it is a RDBMS (Relational Database Management System).
What are the subject topic for rdbms?
RDBMS is all about Relational Data Base Management System...
Which type of data is used to explain a relationship?
A foreign key constraint is used to represent a relationship in a RDBMS (relational database management system).
Discussion subject Change of Codd's RDBMS rule after research started by Shekhar P Sinha successful research done on 4th of July Saturday 2009 in RDBMS-Oracle?
Discuss subject: " Change of Codd's RDBMS Rule after Research" Dear Sir Madam, Myself, Shekhar P. Sinha, have a query for you that in "RDBMS-Oracle only a single primary key is allowed in a single table" but my research have found very-very successfully that " I can define more than one primary key in RDBMS-Oracle single table" I can give you " Lab Practical Demo and test it very-very successfully " If you want to know then contact me in my this mail id :shekhar_shk@rediffmail.com and contact me on my mobile no : +91-0361-98640-63046 with regards, Thanking you, Shekhar P. Sinha.
Is RDBMS is an OS?
No, but some RDBMS's are available on multiples OS's (Oracle, for example: Windows, unices, bs2000... ).
