Write the fastest query to find out how many rows exist in a table?


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

Post New Answer

More DB Development Interview Questions

Explain the cube operator?

0 Answers  


fact table and dimension table containg one to many relationship or many to one relastionship

0 Answers  


What is a database development?

0 Answers  


Who are naive users?

0 Answers  


How to use online Backups?

0 Answers  






You have a table with three columns: amount1, amount2, and amount3 in a single row only one of these three columns will have a value and the other two will be null. Write a sql query to retrieve the values from these columns?

0 Answers  


What is the system function to get the current user's user id?

4 Answers  


What is a join and explain different types of joins?

2 Answers  


How to use timestamp datatypes

0 Answers  


State the acid rules?

0 Answers  


How would you design a database for an online site, which would average a million hits a day?

0 Answers  


Explain about network model?

0 Answers  


Categories