State the difference between a primary key and foreign key?


No Answer is Posted For this Question
Be the First to Post Answer

Post New Answer

More Oracle General Interview Questions

What is the difference between count (*), count (expression), count (distinct expression)?

0 Answers  


What privilege is needed for a user to query tables in another schema?

0 Answers  


What happens if variable names collide with table/column names?

0 Answers  


what is the difference between sql& oracle?

11 Answers   Oracle,


Is it possible to join two tables, that are in two different users (e.g. SCOTT and HR etc.),but im same database (e.g. ORCL)? If yes, then how it is possible? Explain with step by step procedure.

1 Answers   IBM,






types of indexes and the rationale behind choosing a particular index for a situation.

0 Answers  


What are the different types of modules in oracle forms?

0 Answers  


What is the purpose of save points in oracle database?

0 Answers  


What are the differences between number and binary_float in oracle?

0 Answers  


How do I find my oracle client driver version?

0 Answers  


What is tns entry?

0 Answers  


What is a snapshot log?

0 Answers  


Categories
  • Oracle General Interview Questions Oracle General (1789)
  • Oracle DBA (Database Administration) Interview Questions Oracle DBA (Database Administration) (261)
  • Oracle Call Interface (OCI) Interview Questions Oracle Call Interface (OCI) (10)
  • Oracle Architecture Interview Questions Oracle Architecture (90)
  • Oracle Security Interview Questions Oracle Security (38)
  • Oracle Forms Reports Interview Questions Oracle Forms Reports (510)
  • Oracle Data Integrator (ODI) Interview Questions Oracle Data Integrator (ODI) (120)
  • Oracle ETL Interview Questions Oracle ETL (15)
  • Oracle RAC Interview Questions Oracle RAC (93)
  • Oracle D2K Interview Questions Oracle D2K (72)
  • Oracle AllOther Interview Questions Oracle AllOther (241)