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Luchiana Dumitrescu

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Unsurpassed Filtering Clauses: WHERE and HAVING in SQL

SQL Simplified: Understanding WHERE and HAVING Clauses

Nov 21, 2024

Unsurpassed Filtering Clauses: WHERE and HAVING in SQL

Nov 21, 2024

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FIRST_VALUE and LAST_VALUE in SQL: Capturing the Start and End Points of Your Data Journey

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Aug 28, 2024

FIRST_VALUE and LAST_VALUE in SQL: Capturing the Start and End Points of Your Data Journey

Aug 28, 2024

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SQL Essentials: RANK or DENSE_RANK? That’s the question

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Jul 10, 2024

SQL Essentials: RANK or DENSE_RANK? That’s the question

Jul 10, 2024

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SQL Essentials: GROUP BY vs. PARTITION BY explained

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Jun 26, 2024

SQL Essentials: GROUP BY vs. PARTITION BY explained

Jun 26, 2024

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SQL Window Functions: The Ultimate Tool for Data Enthusiasts

Vast amounts of data — this is what we’re dealing with nowadays. Along with this main challenge comes the complexity of various sources…

Jun 13, 2024

SQL Window Functions: The Ultimate Tool for Data Enthusiasts

Jun 13, 2024

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UNION vs. UNION ALL: The Guards of your combined SQL statements

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5d ago

UNION vs. UNION ALL: The Guards of your combined SQL statements

5d ago

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Code Like A Girl

SQL Data Types and Memory: Because Size Sometimes Matters

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Mar 4

SQL Data Types and Memory: Because Size Sometimes Matters

Mar 4

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The Mystery Behind the Curtains: How SQL Processes Clauses in Your Queries

As a beginner, it’s essential to have a good understanding of all steps in your learning journey. Skipping the fundamentals can leave gaps…

Dec 5, 2024

The Mystery Behind the Curtains: How SQL Processes Clauses in Your Queries

Dec 5, 2024

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Code Like A Girl

Avoid the Oops: DELETE and TRUNCATE Made Easy

Mastering Data Management Without Losing Your Mind

Oct 18, 2024

Avoid the Oops: DELETE and TRUNCATE Made Easy

Oct 18, 2024

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Code Like A Girl

The Mystery of NULL Values: Why They Matter and How to Tackle Them

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Sep 23, 2024

The Mystery of NULL Values: Why They Matter and How to Tackle Them

Sep 23, 2024

Luchiana Dumitrescu

Luchiana Dumitrescu

I'm a BI Developer, bookworm, writer, and pet lover with a huge passion for coffee and data. Let's have fun exploring the world of data together! 🔎📈😊

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