Follow Our FB Page << >> for Daily Laughter. We Post Funny, Viral, Comedy Videos, Memes, Vines...

What are secondary keys?

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

Post New Answer

More SQL PLSQL Interview Questions

ex: take one schema in that t1,t2, tables and you don't no the table name also. write a procedure if enter columns name then display the maching columns .otherwise display the unmatch columns.

1 Answers   Zensar,

what is the difference between pragma exception_init and raise_application_error

1 Answers   Aetins, State Street,

in sql table follw columns r their vehicle_no|servicetype|date|location| 1234 |1FS |1-JAN|PUNE| 4561 |2FS |5-JAN|PUNE| 1234 |PS |7-JAN|PUNE| 1234 |PS |15-JAN|MUMB| i want o/p below vehicleno|1fs|1fsdate|1fslocation|1ps|1PSDATE|1PSLOC|2PS|2PS DATE|2PSLOCA e.g 1234|1FS|1JAN|PUNE|1PS|7JAN|PUNE|2PS|15JAN|MUMBAI PLS help me out to execute using sql query

1 Answers  

What is the use of primary key?

0 Answers  

What does “select count(*) from tab” result?

15 Answers   IBM, Student, Wipro,

what is online transaction processing (oltp)? : Sql dba

0 Answers  

What is optimistic concurrency control? : Transact sql

0 Answers  

Types of joins?

4 Answers   Microsoft,

Do view contain data?

6 Answers   Ramco,

how to delete an existing column in a table? : Sql dba

0 Answers  

What is difference between my sql and sql?

0 Answers  

How can we solve sql error: ora-00904: invalid identifier?

0 Answers