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

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Don't parse SQL to make a query runner read-only

Don't parse SQL to make a query runner read-only

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3 min read
Oracle ORA-00911 Error: Causes and Solutions Complete Guide

Oracle ORA-00911 Error: Causes and Solutions Complete Guide

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3 min read
[Tutorial] Building an AI-Powered BI Tool on Upsun 🤖

[Tutorial] Building an AI-Powered BI Tool on Upsun 🤖

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1 min read
SQL or Python? The line is sharper than you think (with code)

SQL or Python? The line is sharper than you think (with code)

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9 min read
Create condition using JooqTemplate

Create condition using JooqTemplate

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2 min read
SQLite Corruption in Sandboxes, PostgreSQL Caching, & Rust DB Proxy Architecture

SQLite Corruption in Sandboxes, PostgreSQL Caching, & Rust DB Proxy Architecture

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3 min read
Database AI Agents: A Paradigm Shift in Proactive Database Management

Database AI Agents: A Paradigm Shift in Proactive Database Management

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20 min read
Data Analyst Interview Questions 2026: SQL, Case Studies & Behavioral (With Answers)

Data Analyst Interview Questions 2026: SQL, Case Studies & Behavioral (With Answers)

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4 min read
Cross-Row Validation Risk in PostgreSQL CHECK Constraints

Cross-Row Validation Risk in PostgreSQL CHECK Constraints

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3 min read
Coding Cat Oran S2 Ep3 — The Auditor Arrives

Coding Cat Oran S2 Ep3 — The Auditor Arrives

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5 min read
SQL Transactions and Write Conflicts

SQL Transactions and Write Conflicts

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3 min read
🚀 How to Create and Use RPC Functions in Supabase with Flutter (Step-by-Step Guide)

🚀 How to Create and Use RPC Functions in Supabase with Flutter (Step-by-Step Guide)

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3 min read
SQLite Encryption, DuckLake SDK for DuckDB, & PostgreSQL Git-style Branches

SQLite Encryption, DuckLake SDK for DuckDB, & PostgreSQL Git-style Branches

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3 min read
Deleting Millions of Rows in PostgreSQL Without Taking Down Production

Deleting Millions of Rows in PostgreSQL Without Taking Down Production

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15 min read
Designing an Expiring-Points System on an RDBMS (with Benchmarks)

Designing an Expiring-Points System on an RDBMS (with Benchmarks)

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9 min read
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