SQL Server

Understanding databases and their importance
Introduction to SQL and its role in data management
Setting up SQL environment (MySQL, PostgreSQL, or Oracle)
 
 

Retrieving data from a single table using SELECT statement
Filtering data using WHERE clause
Sorting and limiting data using ORDER BY and LIMIT clauses
Using aggregate functions (COUNT, SUM, AVG, MAX, MIN) for data analysis

Working with multiple tables using JOINs (INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL JOIN)
Performing complex data filtering using subqueries
Using set operations (UNION, INTERSECT, EXCEPT) to combine and compare data
Introduction to views for creating virtual tables

Inserting data into tables using INSERT statement
Updating existing data using UPDATE statement
Deleting data using DELETE statement
Modifying table structure using ALTER TABLE statement

Creating and managing database schema using CREATE DATABASE and CREATE TABLE statements
Defining constraints (PRIMARY KEY, FOREIGN KEY, UNIQUE, NOT NULL) for data integrity
Modifying tables using ALTER TABLE statement (ADD, DROP, MODIFY columns)
Creating indexes for improved query performance

Managing user access and permissions using GRANT and REVOKE statements
Controlling data visibility using views and permissions
Understanding transaction management and using COMMIT and ROLLBACK statements

Normalization and database design principles
Working with stored procedures and user-defined functions
Triggers and their usage for automating database actions
Introduction to database optimization techniques

Introduction to NoSQL databases and their differences from SQL
Working with JSON and XML data in SQL
Introduction to data analytics with SQL
Best practices for SQL coding and query optimization