If a table column has is UNIQUE and has NOT NULL, is it
equivalent to a PRIMARY KEY column?
Answer Posted / yuva
No. It can be at table level, but this will get failed
while referencing in another table.
| Is This Answer Correct ? | 13 Yes | 5 No |
Post New Answer View All Answers
How many memory layers are in the oracle shared pool?
how to do daily transactions with out sql* loader control file regesterd in apps?
How do I use os authentication with weblogic jdriver for oracle and connection pools?
What is oracle thin client?
What are the different types of partitions in oracle?
Explain how are indexes update?
Difference between inner join vs where ?
What is oracle database 10g express edition?
what's query optimization and without use of IN AND Exist can we get another way data from query
What is system tablespace?
Is oracle an operator?
What's dateware house and what's clustor with practicle example
What is an oracle database table?
What happens if variable names collide with table/column names?
How do I find the database name in oracle?