Added SQL and NoSQL database and removed table

[SaileePhal]

IMPORTANT: When creating your Pull Request, please use the following format for the title: Category - Resource Name & Section

PR Title samples:

• DBMS (Database) - SQL and NoSQL database
• DBMS (Database) - Removed difference between SQL and NoSQL

Fixes Issue

Closes #226

Description:

Added Redis, Oracle and Neo4j databases along with a brief description about each of them. Removed the difference table between SQL and NoSQL database as suggested by the Project Admin/Mentor.
I have also modified the Table of Contents by removing the tag that led to the difference.

Resource URL:

Redis : https://redis.io/
Oracle : https://www.oracle.com/in/database/
Neo4j : https://neo4j.com/product/neo4j-graph-database/

Checklist:

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• I have carefully reviewed and adhered to the contributing guidelines before creating this pull request.
• I followed the prescribed PR title template. (Check this if you're adding a resource)

[github-actions]

Thank you for submitting your pull request! 🙌 We'll review it as soon as possible. In the meantime, please ensure that your changes align with our CONTRIBUTING.md. If there are any specific instructions or feedback regarding your PR, we'll provide them here. Thanks again for your contribution! 😊

[jfmartinz]

Thankjs

[SaileePhal]

Sir I guess there has been a small mistake from your side . Sir, I have completed this task and the PR has been successfully merged
and I feel this should be closed whereas you have assigned this to me again .
Also sir not only this put other PR's also have been assigned to me where I have already completed the task and PR has been merges successfully .These are a list of them :

1. Added contents to DBMS Readme file #236 (comment)
   2 Adding resource #254 (comment)
   3 fixed the bugs  #251 (comment)
   4 Fixing documentation bugs in ds, dbms & ui/ux #329 (comment)
   5 Adding resource under tutorials or courses web dev #326 (comment)
   6 Added more resources under data science tools #325 (comment)
   7 Fixed bugs #315 (comment)
   8 added a link under YouTube Channel in web development file #406 (comment)
   9 Added SQL and NoSQL database and removed table #244 (including this one)

Sir is there any changes you wanted me to do?

[jfmartinz]

Gssoc requires it. You can check your email for the announcement, I hate to do it but i dont have choice, for your points to be counted in the leaderboard. I hope this clarifies your question

[SaileePhal]

Ohh okk sir my bad, sorry was not aware of this at all since this is my first time .
Thank you so much sir