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Semi, Anti, and Natural Joins in DuckDB SQL
Exploring three more elegant SQL Joins.
Oct 4
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Avi Chawla
36
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Semi, Anti, and Natural Joins in DuckDB SQL
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Use SQL "NOT IN" With Caution
An unexpected error that can take hours to debug.
Aug 15
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Avi Chawla
42
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Use SQL "NOT IN" With Caution
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GROUPING SETS in SQL
A lesser-known way to run multiple aggregations.
Jul 28
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Avi Chawla
36
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GROUPING SETS in SQL
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Grouping Sets, Rollup and Cube in SQL
Three lesser-known grouping operations.
May 25
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Avi Chawla
42
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Grouping Sets, Rollup and Cube in SQL
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15 Pandas ↔ Polars ↔ SQL ↔ PySpark Translations
Become a Quadrilingual Data Scientist.
Feb 13
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Avi Chawla
113
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15 Pandas ↔ Polars ↔ SQL ↔ PySpark Translations
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What are Semi, Anti, and Natural Joins in SQL?
Exploring three more elegant SQL Joins.
Feb 11
•
Avi Chawla
71
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What are Semi, Anti, and Natural Joins in SQL?
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Deepnote: The AI-Powered Jupyter Notebook That Data Scientists Were Looking For
A 20x better Jupyter notebook experience.
Jan 8
•
Avi Chawla
120
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Deepnote: The AI-Powered Jupyter Notebook That Data Scientists Were Looking For
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A Silent Mistake That Many SQL Users Commit and Take Hours to Debug
...and 2 ways to avoid it.
Jan 5
•
Avi Chawla
106
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A Silent Mistake That Many SQL Users Commit and Take Hours to Debug
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GROUPING SETS — A HIGHLY Underrated Technique to Run Multiple Aggregations While Scanning the Table Only Once
A lesser-known and much efficient way to run multiple aggregations.
Dec 9, 2023
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Avi Chawla
54
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GROUPING SETS — A HIGHLY Underrated Technique to Run Multiple Aggregations While Scanning the Table Only Once
blog.dailydoseofds.com
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Vanna: The Supercharged Text-to-SQL Tool All Data Scientists Were Looking For
Write complex SQL in seconds.
Oct 19, 2023
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Avi Chawla
38
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Vanna: The Supercharged Text-to-SQL Tool All Data Scientists Were Looking For
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Become a Trilingual Data Scientist with These 15 Pandas ↔ Polars ↔ SQL Translations
Pandas to Polars to SQL translations in a single frame.
Oct 13, 2023
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Avi Chawla
35
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Become a Trilingual Data Scientist with These 15 Pandas ↔ Polars ↔ SQL Translations
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Become A Bilingual Data Scientist With These Pandas to SQL Translations
Most common Pandas operations and their SQL translations in one frame.
Apr 25, 2023
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Avi Chawla
27
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Become A Bilingual Data Scientist With These Pandas to SQL Translations
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