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Detailed Learning Plan for DBMS & SQL

Beginner Level:

• Fundamentals of Database Management Systems (DBMS)
  • Get a clear understanding of what a database is, how it is structured, and how it functions
  • Familiarize yourself with different types of DBMS such as hierarchical, network, relational, and object-oriented databases
  • Learn about the advantages and disadvantages of using a DBMS, including aspects such as data abstraction, control over concurrency, data security, etc.
• Introduction to SQL
  • Gain insights into what SQL is and its pivotal role in database management
  • Understand the basic SQL commands like SELECT (for data retrieval), UPDATE (for updating existing data), DELETE (for removing records), INSERT (for adding new data), WHERE (for filtering records)
• DBMS Concepts
  • Deep dive into the concepts of normalization (the process of organizing data to minimize redundancy) and ER diagrams (a visual representation of data)
  • Understand the role of database security and the importance of concurrency control to avoid conflict in data sharing
• Intermediate SQL
  • Practice complex SQL queries using JOIN (for combining rows from two or more tables), UNION (for combining the result of two SELECT statements), INTERSECT (for returning the common records), GROUP BY (for grouping the result set), HAVING (for filtering)
  • Learn about stored procedures (a prepared SQL code that can be saved and reused) and triggers (a program executed automatically in response to certain events)
• Database Design and Architecture
  • Understand the principles and methodologies of database design, such as normalization, entity-relationship modeling, and more
  • Learn about the various types of database architecture like single-tier, two-tier, three-tier, and n-tier, and understand their importance in managing large amounts of data
• SQL Optimization
  • Learn about various query optimization techniques to improve the efficiency of databases
  • Understand the concept of indexing databases and how it can be used for better performance

Intermediate SQL

Advance SQL

• Recursive SQL Queries
• PIVOT table / CROSSTAB function
• Materialized Views
• Stored Procedure
• User Defined Functions

To conclude, remember to practice regularly. Work on small projects or real-world data problems to apply and reinforce what you've learned. The more you experiment and practice, the better your understanding will be.

Notes - DBMS & SQL

Best SQL Roadmap