Databases Agent Skills for DeepSeek Harness

Run SQL queries against psql, BigQuery, or MySQL from the terminal, including natural-language-to-SQL and schema exploration.

Deep expertise in Azure SQL Database and Azure Cosmos DB — provision and manage relational and NoSQL databases, write and optimize T-SQL…

bkend.ai database — CRUD, column types, filtering, sorting, relations, indexing.

Build a data pipeline — ETL/ELT with extraction, transformation, loading, error handling, and scheduling.

Guides building on Qdrant Edge, the embedded in-process shard.

CatColab Schemas - database schema modeling distinguishing entities (tables) from attributes (columns).

Firebase: Firestore database, Authentication, Realtime Database, Cloud Functions, Firebase Storage, and security rules — for web and…

MUST USE when reviewing ClickHouse schemas, queries, or configurations.

Sets up, manages, queries, and configures Cloud Firestore databases (Standard/Enterprise edition), including data modeling, security…

Review data constraints and referential integrity in Rails models and migrations.

Browse and visualize Convex database schemas.

Use this skill when the user needs to choose a database, design a schema, set up Supabase or another database, write queries, handle…

Streamlines the end-to-end database lifecycle from schema modeling and indexing to secure production migrations.

Automatically discover database skills when working with SQL, PostgreSQL, MongoDB, Redis, database schema design, query optimization…

Create and manage Doctrine migrations (lib 4.x) for schema versioning; handle dependencies, rollbacks, and production deployment

Define Doctrine entity relationships (OneToMany, ManyToMany, ManyToOne); configure cascade, orphan removal, multiple entity managers…

Architecture guardrails for Engram across local store, cloud sync, dashboard, and plugins.

Generate Django database migrations for Sentry.

Comprehensive data validation using Pydantic v2 with data quality monitoring and schema alignment for PlanetScale PostgreSQL.

When to activate: data governance, data catalog, data dictionary, data lineage, data ownership, data quality, data classification…

Validate pending migrations for foreign key consistency, rollback safety, and best practices