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Posts on tips and tricks, using and learning about SQL for database development and analysis.

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How to Optimize a Slow Query

How to Optimize a Slow Query

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2 min read
Entity-Relationship (ER) Diagrams: Visualizing Your Database Structure

Entity-Relationship (ER) Diagrams: Visualizing Your Database Structure

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2 min read
🔍 Understanding Clustered vs Non-Clustered Indexes in SQL Server

🔍 Understanding Clustered vs Non-Clustered Indexes in SQL Server

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3 min read
Normalization: How to Structure Your Database for Efficiency

Normalization: How to Structure Your Database for Efficiency

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2 min read
Master SQL with These Handy Tools, Tips, and Tricks

Master SQL with These Handy Tools, Tips, and Tricks

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3 min read
GROUP BY in SQL: How to Aggregate and Analyze Data Efficiently

GROUP BY in SQL: How to Aggregate and Analyze Data Efficiently

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3 min read
SQL Basics: SELECT, INSERT, UPDATE, and DELETE Explained

SQL Basics: SELECT, INSERT, UPDATE, and DELETE Explained

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1 min read
⚙️ SQL Patterns for Optimizing IoT Queries in TimescaleDB

⚙️ SQL Patterns for Optimizing IoT Queries in TimescaleDB

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4 min read
What Is SQL Server? A Beginner’s Guide to Microsoft’s Database System

What Is SQL Server? A Beginner’s Guide to Microsoft’s Database System

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4 min read
Data Analysis of a Model Car Database Using MySQL Workbench

Data Analysis of a Model Car Database Using MySQL Workbench

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8 min read
Where SQL joins struggle but MongoDB documents shine

Where SQL joins struggle but MongoDB documents shine

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9 min read
Oracle AI Database 26ai — Automatic SQL Transpiler Feature

Oracle AI Database 26ai — Automatic SQL Transpiler Feature

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1 min read
Building an ELT Pipeline with Python and SQL Server: A Netflix Dataset Walkthrough

Building an ELT Pipeline with Python and SQL Server: A Netflix Dataset Walkthrough

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6 min read
Deduplicate between an uncertain number of columns:SQL VS SPL #15

Deduplicate between an uncertain number of columns:SQL VS SPL #15

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2 min read
One SQL Query That Could Destroy Your Entire Database (And How Hackers Use It)

One SQL Query That Could Destroy Your Entire Database (And How Hackers Use It)

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5 min read
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