Database - The Relational Model and Normalization - Discussion
Discussion Forum : The Relational Model and Normalization - General Questions (Q.No. 14)
14.
A key:
Discussion:
16 comments Page 2 of 2.
Roja iza said:
1 decade ago
A key column is one that uniquely identifies a particular row in the table.
Charu said:
1 decade ago
Key is a constraint which is applied on a column not on the row.
Nishith said:
1 decade ago
How a row?
A key is a constraint which is applied on a column.
A key is a constraint which is applied on a column.
Divye said:
1 decade ago
A key can be constraint on a row as its defination states so.
Naveen said:
1 decade ago
How a key uniquely define a row ?
Pratibha said:
1 decade ago
option:D is correct.
Post your comments here:
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers