Medium-EasyUnderstandRDBMS & SQLMultiple Choice

What is the difference between RANK() and DENSE_RANK() window functions when there are ties?

Understand — Tests comprehension and ability to explain concepts.

Answer Options

ARANK() skips numbers after a tie; DENSE_RANK() does not skip
BDENSE_RANK() skips numbers after a tie; RANK() does not skip
CThey are identical — both skip ranks after a tie
DRANK() assigns the same rank to ties; DENSE_RANK() assigns different ranks

Want to see the correct answer?

Get the answer with a detailed explanation, plus practice 15+ more RDBMS & SQL questions with adaptive quizzes and timed interviews.

See the Answer on Guru Sishya →

This question is from the RDBMS & SQL topic (Databases).

Learn RDBMS & SQL→Browse All Questions

More RDBMS & SQL Questions

Which JOIN type returns all rows from the left table and matched rows from the right table, filling NULLs where there is no match?

Easy

What type of index should you use for a column that is only ever queried with exact equality checks (e.g., WHERE user_id = 42)?

Medium-Easy

Which ACID property guarantees that a committed transaction's data survives a system crash?

Easy

At which isolation level can 'phantom reads' occur — where a transaction re-runs a query and finds new rows inserted by another committed transaction?

Medium

A table has columns: order_id (PK), customer_id, customer_name, product_id, product_name, quantity. Which normal form violation does this represent?

Medium