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

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Prepared statements in Manticore Search
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Prepared statements in Manticore Search

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7 min read
"Table 'test.p' doesn't exist" — Understanding SQL Aliases and Default JOIN Behavior

"Table 'test.p' doesn't exist" — Understanding SQL Aliases and Default JOIN Behavior

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2 min read
CVE-2026-21643: FortiClient EMS Critical SQL Injection — Actively Exploited, No Credentials Required
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CVE-2026-21643: FortiClient EMS Critical SQL Injection — Actively Exploited, No Credentials Required

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2 min read
SQL vs. NoSQL in System Design
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SQL vs. NoSQL in System Design

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5 min read
Cryogenic Storage: A Developer's Guide (Yes, Really)

Cryogenic Storage: A Developer's Guide (Yes, Really)

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2 min read
MySQL InnoDB Locking: The Silent Killer Behind Database Crashes
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MySQL InnoDB Locking: The Silent Killer Behind Database Crashes

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24 min read
CTEs vs Subqueries in SQL: Which One Should You Use?
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CTEs vs Subqueries in SQL: Which One Should You Use?

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3 min read
PetStore: Pure Java for UI and Safe SQL Mapping

PetStore: Pure Java for UI and Safe SQL Mapping

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3 min read
Data modelling in Power BI: Joins, Relationships, and Schemas Explained.

Data modelling in Power BI: Joins, Relationships, and Schemas Explained.

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2 min read
The $15 Per Ride You Didn't Know About: What 243 Million NYC Taxi Rides Reveal

The $15 Per Ride You Didn't Know About: What 243 Million NYC Taxi Rides Reveal

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11 min read
AdventureWorks Is Dead. Here's a 42-Table Business Dataset That Actually Balances.
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AdventureWorks Is Dead. Here's a 42-Table Business Dataset That Actually Balances.

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4 min read
Triggers in SQL

Triggers in SQL

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1 min read
MariaDB FULLTEXT searches and transactions
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MariaDB FULLTEXT searches and transactions

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1 min read
From Docker Failure to PostgreSQL Success: My Real Backend Learning Experience
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From Docker Failure to PostgreSQL Success: My Real Backend Learning Experience

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1 min read
SQL Comparison Library Architecture

SQL Comparison Library Architecture

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14 min read
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