DEV Community

select * from SQL

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

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
Pandas vs SQL, when to use each

Pandas vs SQL, when to use each

Comments
2 min read
When to denormalize, when to join: A ClickHouse guide (2026)

When to denormalize, when to join: A ClickHouse guide (2026)

2
Comments
17 min read
How Database Indexes Actually Work (and When They Backfire)

How Database Indexes Actually Work (and When They Backfire)

2
Comments
3 min read
Data Analysis SQL: Asking the right questions and using the right tools

Data Analysis SQL: Asking the right questions and using the right tools

Comments 1
4 min read
Safer NL2SQL with Select AI and AI Profiles

Safer NL2SQL with Select AI and AI Profiles

Comments
10 min read
How to Query Your Database in Plain English (No SQL Required)

How to Query Your Database in Plain English (No SQL Required)

3
Comments
4 min read
What Actually Helped Our Talk-to-DB Agent Stop Relearning the Same SQL

What Actually Helped Our Talk-to-DB Agent Stop Relearning the Same SQL

Comments
1 min read
How I Built a Live SQL Workshop Where Students Can't Break Anything

How I Built a Live SQL Workshop Where Students Can't Break Anything

Comments
6 min read
SQL + AI: Real-World Database Solutions You Can Use Today

SQL + AI: Real-World Database Solutions You Can Use Today

1
Comments
9 min read
Infinite recursion in Postgres RLS: a SECURITY DEFINER gotcha

Infinite recursion in Postgres RLS: a SECURITY DEFINER gotcha

Comments
2 min read
Day 83 of Learning MERN Stack

Day 83 of Learning MERN Stack

1
Comments
2 min read
Day 81 of Learning MERN Stack

Day 81 of Learning MERN Stack

1
Comments
2 min read
Day 78 of Learning MERN Stack

Day 78 of Learning MERN Stack

1
Comments
1 min read
Chai aur SQL — A Beginner's Journey into Databases

Chai aur SQL — A Beginner's Journey into Databases

Comments
7 min read
Agent‑safe change delivery on Oracle: discovery, online mechanics, idempotent migrations, and provable rollbacks

Agent‑safe change delivery on Oracle: discovery, online mechanics, idempotent migrations, and provable rollbacks

Comments
17 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.