What operator tests column for the absence of data?

  1. Home

Question:What operator tests column for the absence of data?

1.IS NULL

2.NOT

3.EXISTS

4.All of the above

Posted by R4R Team
  1. What operator tests column for the absence of data?
Search
R4R Team
R4Rin Top Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on R4R.in website is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!