DEV Community

select * from SQL

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

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
You Want To Learn SQL? Here Is What I know So far...

You Want To Learn SQL? Here Is What I know So far...

Comments
3 min read
SQL Building Blocks: How Subqueries and CTEs Shape Your Data

SQL Building Blocks: How Subqueries and CTEs Shape Your Data

1
Comments
3 min read
SQLite Verification, pg_savior, & PostgreSQL Restore Strategies

SQLite Verification, pg_savior, & PostgreSQL Restore Strategies

Comments
3 min read
PostgreSQL Index Usage and Optimization

PostgreSQL Index Usage and Optimization

Comments
7 min read
learning SQL with practice (sqlbolt.com)

learning SQL with practice (sqlbolt.com)

1
Comments
1 min read
SQL Course for Analysts: Pick, Learn, Apply Fast

SQL Course for Analysts: Pick, Learn, Apply Fast

Comments
3 min read
archery-cli: A psql-style CLI for Archery — Query Databases from Terminal or AI Agents

archery-cli: A psql-style CLI for Archery — Query Databases from Terminal or AI Agents

1
Comments
3 min read
MySQL 的 MVCC:看不见的“时间机器”怎么帮你躲过脏读和幻读?

MySQL 的 MVCC:看不见的“时间机器”怎么帮你躲过脏读和幻读?

Comments
1 min read
The stored procedure ran fine in SSMS — under 1 second, every time. But through the .NET API? 30–120 seconds. Timeouts. Errors.

The stored procedure ran fine in SSMS — under 1 second, every time. But through the .NET API? 30–120 seconds. Timeouts. Errors.

Comments
2 min read
Data Engineers Don't Need DSA. So Why Do Interviews Still Test It?

Data Engineers Don't Need DSA. So Why Do Interviews Still Test It?

Comments
7 min read
SQL GROUP BY & HAVING: The Beginner's Guide to Summarizing Data Like a Pro

SQL GROUP BY & HAVING: The Beginner's Guide to Summarizing Data Like a Pro

Comments
6 min read
SQL Window Functions Explained: Stop Collapsing Your Data with GROUP BY

SQL Window Functions Explained: Stop Collapsing Your Data with GROUP BY

Comments
6 min read
I completed the IBM Data Analyst Certificate 🎓

I completed the IBM Data Analyst Certificate 🎓

Comments
1 min read
SQLite RISC-V Fix, Formal Verification & pg_grpc for SQL-Native gRPC

SQLite RISC-V Fix, Formal Verification & pg_grpc for SQL-Native gRPC

Comments
3 min read
I built a VS Code extension to debug MySQL queries step by step

I built a VS Code extension to debug MySQL queries step by step

Comments
1 min read
👋 Sign in for the ability to sort posts by relevant, latest, or top.