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select * from SQL

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

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We Ran One SQL Query… And Broke Production

We Ran One SQL Query… And Broke Production

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3 min read
How to Optimize BigQuery Costs (Real Techniques That Work)

How to Optimize BigQuery Costs (Real Techniques That Work)

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9 min read
SQLite Internals & PostgreSQL Multi-Master Replication Updates

SQLite Internals & PostgreSQL Multi-Master Replication Updates

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3 min read
SQL for Python Developers — Everything You Actually Need to Know

SQL for Python Developers — Everything You Actually Need to Know

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7 min read
PostgreSQL Query Anti-Patterns and Common Mistakes

PostgreSQL Query Anti-Patterns and Common Mistakes

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7 min read
SQL Subqueries vs CTEs

SQL Subqueries vs CTEs

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3 min read
PostgreSQL AI Memory, Perf Tuning; Data Pipeline Orchestration Comparison

PostgreSQL AI Memory, Perf Tuning; Data Pipeline Orchestration Comparison

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3 min read
How I was introduced to SQL window function

How I was introduced to SQL window function

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2 min read
SQL Date & Time Functions: A Practical Guide for Real-World Queries

SQL Date & Time Functions: A Practical Guide for Real-World Queries

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7 min read
Understanding Logic, Reusability and Integrity On SQL ; Procedures, Functions and Transactions.

Understanding Logic, Reusability and Integrity On SQL ; Procedures, Functions and Transactions.

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2 min read
PostgreSQL Query Rewriting Techniques

PostgreSQL Query Rewriting Techniques

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9 min read
Subqueries vs. CTEs in SQL: What They Are and When to Use Each.

Subqueries vs. CTEs in SQL: What They Are and When to Use Each.

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7 min read
Codd's Connection Trap and Oracle's JOIN TO ONE

Codd's Connection Trap and Oracle's JOIN TO ONE

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8 min read
The bug your Typescript compiler and SQL migration both miss

The bug your Typescript compiler and SQL migration both miss

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1 min read
How Databricks Genie Turns Plain English Into SQL Code

How Databricks Genie Turns Plain English Into SQL Code

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11 min read
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