Database(SQL & NOSQL)

Absolutely, here’s a list of topics that you might want to consider when learning about Databases:

1. Introduction to Databases

   • What is a Database?

   • Importance and benefits of Databases

2. Database Models

   • Relational model

   • Hierarchical model

   • Network model

   • Object-oriented database model

3. Relational Databases

   • Understanding tables, records, and fields

   • Primary key, foreign key

   • Normalization

4. SQL (Structured Query Language)

   • Basic SQL commands: SELECT, INSERT, UPDATE, DELETE

   • Joins, Unions, Intersections

   • Subqueries and nested queries

   • Stored procedures and functions

5. Database Design

   • Entity-Relationship (ER) model

   • ER Diagrams

   • Converting ER diagrams to tables

6. Database Management Systems (DBMS)

   • Understanding DBMS

   • Types of DBMS: RDBMS, OODBMS, ORDBMS

   • Popular DBMS software: MySQL, Oracle, SQL Server, etc.

7. Transactions and Concurrency Control

   • ACID properties

   • Transaction management in SQL

   • Locks, deadlocks

8. Database Security

   • Data integrity and privacy

   • User roles and permissions

   • Backup and recovery

9. NoSQL Databases

   • Understanding NoSQL

   • Types of NoSQL databases: Document, Key-Value, Wide-Column, Graph

   • CAP theorem

10. NewSQL Databases

    • Understanding NewSQL

    • Benefits and use-cases of NewSQL