[ADDED]: Data Virtualization using JAVA

[Killer2OP]

Title and Issue number

Data Virtualization

Close #4335

Checklist:

• [x] I have mentioned the issue number in my Pull Request.
• [x] I have commented my code, particularly in hard-to-understand areas
• [x] I have created a helpful and easy to understand README.md

[Killer2OP]

@MohitGupta121 @TusharKesarwani Review plz