Databases Agent Skills

When to activate: ActiveRecord, includes preload eager_load, N+1 queries, Bullet gem, database migrations, ActiveRecord::Rollback…

Query the witness-anchored ruLake cache — search, verify, explain, or refresh.

Run SQL queries against the WordPress development database.

When to activate: Rust database, sqlx, diesel, PostgreSQL, SQLite, MySQL, migrations, queries, connection pools, transactions

Ingest data from S3 into Bauplan safely using branch isolation and quality checks before publishing.

Use when adding/changing DB schema, migrations, RLS/policies, or data backfills.

Use when the user asks to design database schemas, plan data migrations, optimize queries, choose between SQL and NoSQL, or model data…

Optimizes database queries and improves performance across PostgreSQL and MySQL systems.

Zero-downtime migration planning, compatibility validation, and rollback strategy generation.

Use when optimizing PostgreSQL queries, configuring replication, or implementing advanced database features.

Use when the user asks to write SQL queries, optimize database performance, generate migrations, explore database schemas, or work with…

Optimizes SQL queries, designs database schemas, and troubleshoots performance issues.

Execute read-only SQL queries against multiple PostgreSQL databases.

Azure Cosmos DB SDK for Rust (NoSQL API).

Build table storage applications with Azure Tables SDK for Java.

ClickHouse database patterns, query optimization, analytics, and data engineering best practices for high-performance analytical workloads.

Build Azure Cosmos DB NoSQL services with Python/FastAPI following production-grade patterns.

Execute database migrations across ORMs and platforms with zero-downtime strategies, data transformation, and rollback procedures.

Database development and operations workflow covering SQL, NoSQL, database design, migrations, optimization, and data engineering.

Expert guide for diagnosing and fixing Odoo performance issues: slow queries, worker configuration, memory limits, PostgreSQL tuning, and…

Build read models and projections from event streams.