Q:

The ______ construct returns true if a given tuple is present in the subquery

2

The ______ construct returns true if a given tuple is present in the subquery.


  1. not exists
  2. present
  3. not present
  4. exists

All Answers

need an explanation for this answer? contact us directly to get an explanation for this answer

(d).exists

need an explanation for this answer? contact us directly to get an explanation for this answer

total answers (1)

This question belongs to these collections

Similar questions


need a help?


find thousands of online teachers now