This document outlines a 7-day roadmap for learning SQL, starting from an introduction to basic queries and progressing to advanced topics like database design and transactions. It emphasizes the importance of practicing SQL syntax, data manipulation, and understanding various database management systems. The final day is dedicated to reviewing and applying acquired knowledge through exercises and projects.

1. Complete roadmap to learn
SQLin in 7 days
Day 1: Introduction to SQL:
Day 2: Basic SQLQueries
Day 3: Advanced SQLQueries
Day 4: Data Modification
Day 5: Database Design
Day 6: Advanced SQLTopics
Day 7: Practice and Review
Start by understanding what SQLis and why it’s important.
- Learn about different database management systems (DBMS) like MySQL, PostgreSQL, or SQLServer.
- Install a DBMS of your choice and a SQLclient if needed.
Learn the basic SQLsyntax for querying data using SELECT statements.
- Practice retrieving data from a single table.
- Understand the WHERE clause for filtering data.
-Explore more complex queries with JOINoperations to combine data from multiple tables.
- Learn about GROUP BYand aggregate functions like COUNT, SUM, AVG.
- Practice sorting data with ORDER BY.
-Study how to insert, update, and delete data using SQL.
- Understand the importance of transactions and how to use them.
- Learn the fundamentals of database design, including tables, columns, and data types.
- Explore normalization concepts to ensure data integrity.
- Dive into subqueries and derived tables.
- Study SQLviews, indexes, and stored procedures.
- Familiarize yourself with common SQLfunctions like DATE and STRINGfunctions.
- Spend the final day practicing what you’ve learned.
- Work on sample SQLexercises and projects.
- Review your understanding of SQLconcepts and seek clarification where needed.