DEV Community

Database

Posts on building, using, and learning about databases.

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
An entry type is a row with a value band and a signer

An entry type is a row with a value band and a signer

Comments
4 min read
Nine indexes on one queue table, five of them partial, three of them on a jsonb path

Nine indexes on one queue table, five of them partial, three of them on a jsonb path

1
Comments
6 min read
I built a town that gossips: graph memory for multi-agent systems with FalkorDB

I built a town that gossips: graph memory for multi-agent systems with FalkorDB

1
Comments 1
6 min read
SQL Server Error 18456 (Login Failed for User): A Read-First Error Log State, Auth Mode, and Login Triage

SQL Server Error 18456 (Login Failed for User): A Read-First Error Log State, Auth Mode, and Login Triage

Comments
27 min read
SQL Server Interview Questions for Senior Developers in 2026 — Execution Plans, Indexing, Locking & Parameter Sniffing (Deep Answers)

SQL Server Interview Questions for Senior Developers in 2026 — Execution Plans, Indexing, Locking & Parameter Sniffing (Deep Answers)

Comments
4 min read
Your AI tools don't share a brain, and that's a graph problem

Your AI tools don't share a brain, and that's a graph problem

Comments
4 min read
One Wrong Shadow Database URL Wiped 22 Tables. 4 Guards for Agent-Run Migrations

One Wrong Shadow Database URL Wiped 22 Tables. 4 Guards for Agent-Run Migrations

Comments
9 min read
Tracing Fraud Rings with a Graph: What I Learned Building with FalkorDB

Tracing Fraud Rings with a Graph: What I Learned Building with FalkorDB

Comments
2 min read
Logging in PL/SQL that survives ROLLBACK (and 4 mistakes to avoid)

Logging in PL/SQL that survives ROLLBACK (and 4 mistakes to avoid)

Comments
3 min read
Recall Desk: three AI support agents that share one memory, and the memory is a graph.

Recall Desk: three AI support agents that share one memory, and the memory is a graph.

Comments
5 min read
Postgres Logical Replication: Slots, DDL, and Failover

Postgres Logical Replication: Slots, DDL, and Failover

Comments
8 min read
Financial Crime Agent

Financial Crime Agent

Comments
7 min read
Column Selection Is Not an Index: Two Different Ways to Reduce Database Work

Column Selection Is Not an Index: Two Different Ways to Reduce Database Work

Comments
3 min read
Back up PostgreSQL to S3: from pg_dump to a verified restore

Back up PostgreSQL to S3: from pg_dump to a verified restore

Comments
5 min read
Convert CSV to SQL INSERT Statements Quickly (Without Breaking Your Data)

Convert CSV to SQL INSERT Statements Quickly (Without Breaking Your Data)

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