📈 SQL Index Page

Last Updated : January 2026

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• Introduction to Databases
• Introduction to SQL
• Errors In SQL
• SQL Data Types
• SQL Constraints
• SQL Keys
• SQL Commands
  • Introduction to DQL
    • SELECT
    • FROM
    • WHERE
    • ORDER BY
    • LIMIT & OFFSET
    • GROUP BY
    • HAVING
    • JOIN Introduction
      • Inner Join
      • Self Join
      • Left Join
      • Right Join
      • Full Join
      • Cross Join
      • Natural Join
  • Introduction to DML
    • INSERT
    • UPDATE
    • DELETE
  • Introduction to DDL
    • CREATE
    • DROP
    • Truncate
    • ALTER
  • Introduction to TCL
    • COMMIT
    • ROLLBACK
    • SAVEPOINT
  • Introduction to DCL
    • GRANT
    • REVOKE
• SQL Functions
  • Aggregate Functions
  • String Functions
  • Numeric Functions
  • Date And Time Functions
  • Conditional Functions
  • Window Functions
• Views
• Index
• Events
• Triggers

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