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SQLSQLite · analyst path AWS Cloud18 chapters Microsoft AzureBeginner path DevOps46 chapters Power BI35 chapters Excel31 chapters Data Science24+ chapters Data EngineeringBeginner path Cyber Security50 chapters Generative AI52 chapters

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What Is SQL and Why Analysts Need It
Install SQLite and DB Browser (Windows and Mac)
SELECT Basics: Read Rows Without Changing Data
WHERE: Keep Only the Rows You Need
ORDER BY, DISTINCT and Top-N Results
SQL Data Types Analysts Actually Meet
NULL Values: Missing Data Done Right
CASE WHEN: If-Then Logic in SQL
Date and Time Queries for Analysts
Text Functions Analysts Use Daily
Aggregate Functions: SUM, COUNT आणि AVG aggregates MIN MAX
GROUP BY: One Row Per Group
HAVING: Filter Groups After Aggregates
Why Tables Join: Keys and Relationships
INNER JOIN and LEFT JOIN (The Two You Need First)
SQL for Excel Users (Term Map + Side-by-Side)

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SQL vs Excel vs Power BI

SQL vs Excel vs Power BI. SQL database tables ना प्रश्न विचारतं. Excel म्हणजे workbook मधली cells ची grid. Power BI ने interactive reports बनतात. — Download PNG · Open lesson

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