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Master SQL from basics to advanced — joins, window functions, CTEs, query optimization. All free, all practical.
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What You Will Learn
🔍
SELECT & Filtering
🔗
JOINs (all types)
📦
GROUP BY & HAVING
🪟
Window Functions
🔄
CTEs & Subqueries
📐
Indexes & Performance
🔐
Transactions
📊
Analytics Queries
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All Lessons (70)
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- •Sql Introduction
- •Database Concepts
- •Sql Data Types
- •Create Table
- •Insert Data
- •Select Basics
- •Where Clause
- •Distinct
- •Order By
- •Limit Offset
- •Aliases
- •Update Data
- •Delete Data
- •And Or Not
- •In Between
- •Like Wildcards
- •Is Null
- •Inner Join
- •Left Join
- •Right Join
- •Full Join
- •Cross Join
- •Self Join
- •Union Intersect Except
- •Group By
- •Having
- •Aggregate Functions Overview
- •Count Sum Avg
- •Min Max
- •String Functions
- •Date Time Functions
- •Numeric Functions
- •Subqueries
- •Correlated Subqueries
- •Case Expression
- •Coalesce Nullif
- •Views
- •Indexes
- •Constraints
- •Alter Table
- •Drop Table Truncate
- •Transactions
- •Stored Procedures
- •User Defined Functions
- •Triggers
- •Window Functions Intro
- •Row Number Rank Dense Rank
- •Lead Lag
- •Cte Intro
- •Recursive Cte
- •Normalization
- •Er Diagrams
- •Query Performance
- •Explain Analyze
- •Sql Best Practices
- •Sql Joins Masterclass
- •Practicing Sql
- •Sql Glossary
- •Sql Cheatsheet
- •Window Functions Advanced
- •Pivot Unpivot
- •Json In Sql
- •Full Text Search
- •Postgresql Vs Mysql
- •Sql For Data Analysis
- •Cte Deep Dive
- •Table Partitioning
- •Sql Etl Pipelines
- •Sql Security
- •Sql A To Z
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