SQL

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  SQL

  SQL-00 SQL Fundamental and Syntax

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  SQL-01 SELECT & Basic Queries

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  SQL‑02 WHERE Clause & Filtering

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  SQL‑03 ORDER BY & Sorting

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  SQL-04 Aggregate Functions

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  SQL-05 GROUP BY & HAVING Clauses

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  SQL-06 INNER JOIN & Table Relationships

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  SQL-07 LEFT/RIGHT/FULL OUTER JOINs

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  SQL-08 SELF JOINs & Advanced Relationships

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  SQL-09 Subqueries & Nested SELECT

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  SQL-11 Window Functions & Analytics

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  SQL-12 Indexing & Query Optimization

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