Databases Agent Skills for Claude Desktop

When to activate: Cassandra, CQL, partition key, wide row, Cassandra cluster, eventual consistency, Scylla

Help with CDS (Core Data Services) view entity development including data modeling, annotations, associations, compositions, access…

Use when adding/modifying database columns, encountering "FOREIGN KEY constraint failed", "no such column", "cannot add NOT NULL column"…

Define what the system knows and what crosses its boundaries — a conceptual entity diagram, field-level ER + YAML contract sheet when…

Supabase: Row Level Security policies, auth integration, realtime subscriptions, Storage, Edge Functions, pgvector

Turso: embedded SQLite for the edge — database setup, LibSQL client, schema design, multi-tenancy patterns, and deployment with Cloudflare…

SQLite database migration patterns for SpecFlux.

Printing Press CLI for Clickhouse Cloud.

Optimize ClickHouse Cloud costs — compute scaling, storage tiering, compression, and query efficiency for lower bills.

Ingest data into ClickHouse from webhooks, Kafka, and streaming sources with batching, dedup, and exactly-once patterns.

Configure ClickHouse enterprise RBAC — SQL-based users, roles, row policies, column-level grants, and quota management.

When to activate: ClickHouse, columnar, analytics, OLAP, MergeTree, materialized view, dictionaries, CHProxy

Production readiness checklist for ClickHouse — server tuning, backup, monitoring, and deployment verification.

20+ optimization rules for ClickHouse queries.

Use when upgrading ClickHouse server versions or the @clickhouse/client SDK, handling breaking changes between versions, or migrating from…

Designs database schemas, indexing strategies, query optimization, and migration patterns for SQL and NoSQL databases.

Detect stale Codex or ChatGPT task-catalog entries that remain as unopenable ghost chats, present confirmed candidates as title (ID), and…

This skill should be used when the user asks "how many database connections should I use", "why is the database out of connections"…

This skill should be used when the user asks "how do I shard this data", "how do I add a node without rehashing everything", "what is…

Convex backend development guidelines. Use when writing Convex functions, schemas, queries, mutations, actions, or any backend code in a…

Diagnose and fix performance problems in Convex applications, one problem class at a time.