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SQL Beginner: Fundamentals & Query Basics Course

DURATION 12h 25m Medium
CERTIFICATION Querytech Academy

Course Overview

This beginner course introduces relational databases and the SQL language from the ground up. Designed for Excel users and complete beginners, it focuses on writing clean, standard SQL queries (ANSI SQL) that work across MySQL, PostgreSQL, SQL Server, Oracle, and other platforms.

Curriculum Structure

Comprehensive modules designed for real-world impact

1

Introduction to Databases & SQL

Understanding rational database,tables, keys and SQL Standards

2

SELECT statement and Basic Filtering

write SELECT queries with WHERE, comparison & logical Operators

3

Sorting, grouping and basic Aggregations

use ORDER BY,GROUP BY, COUNT SUM,AVG,MIN,MAX

4

JOINs-Inner Join and Basic Outer Joins

Combine data from multiple tables using INNE, LEFT, and RIGHT JOIN

5

Data Manipulation (INSERT, UPDATE,DELETE)

Safely add,modify and remove records

6

Data objects ( Tables, Views, Schemas)

Work with core data objects

7

Basic Function & Data Types

use string, numeric, and data functions

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