Database
Database management and queries
digitalocean-coder
by majesticlabs-dev
This skill guides writing DigitalOcean infrastructure with OpenTofu/Terraform. Use when provisioning Droplets, VPCs, Managed Databases, Firewalls, or other DO resources.
etl-incremental-patterns
by majesticlabs-dev
Incremental data loading patterns including backfill strategies, CDC, timestamp-based loads, and pipeline orchestration.
pandera-validation
by majesticlabs-dev
DataFrame schema validation using pandera. Schema definitions, column checks, and decorator-based validation.
parquet-coder
by majesticlabs-dev
Columnar file patterns including partitioning, predicate pushdown, and schema evolution.
sql-patterns
by majesticlabs-dev
Advanced SQL patterns including window functions, CTEs, recursive queries, and optimization techniques.
dbt-coder
by majesticlabs-dev
dbt (data build tool) patterns for model organization, incremental strategies, and testing.
infra-security-review
by majesticlabs-dev
Security patterns and checklists for reviewing Infrastructure-as-Code. Covers Terraform/OpenTofu state, secrets, network, compute, database, and storage security.
session-analytics
by spences10
Query Claude Code session analytics from ccrecall database. Use when user asks about token usage, costs, session history, or wants to analyze their Claude Code usage patterns.
notebooklm
by b-open-io
This skill should be used when the user wants to query Google NotebookLM notebooks directly from Claude Code for source-grounded, citation-backed answers from Gemini. Provides browser automation, library management, and persistent auth. Drastically reduced hallucinations through document-only responses.
mirrord-db-branching
by metalbear-co
Helps users configure mirrord.json for database branching, enabling isolated database copies for safe development and testing. Use when the user wants to set up MySQL or PostgreSQL branching, configure copy modes, IAM authentication, or manage database branches.
database-engineer
by JochenYang
Database architecture design, schema optimization, query performance tuning, and data migration. Handles PostgreSQL, MySQL, MongoDB, Redis with focus on scalability, indexing strategies, and transaction management.
performance-optimizer
by JochenYang
Performance bottleneck identification and optimization. Handles database query optimization, caching strategies, algorithm improvements, and Core Web Vitals tuning (LCP/FID/CLS).
mirrord-config
by metalbear-co
Helps users generate, edit, and validate mirrord.json configuration files for mirrord (MetalBear). Use when the user wants to connect their local process to a Kubernetes environment, configure features (env/fs/network), or needs feedback on an existing mirrord.json. Always ensures output JSON is valid and schema-conformant.
5whys
by neurofoo
Five Whys root cause analysis. Iteratively asks "why" to drill past symptoms to underlying causes. Use for debugging, investigating failures, or understanding why something went wrong.
weaviate-cookbooks
by weaviate
Use this skill when the user wants to build AI applications with Weaviate. It contains a high-level index of architectural patterns, 'one-shot' blueprints, and best practices for common use cases. Currently, it includes references for building a Query Agent Chatbot, Data Explorer, Multimodal PDF RAG (Document Search), Basic RAG, Advanced RAG, Basic Agent, Agentic RAG, and optional guidance on how to build a frontend for each of them.
kill-dev-process
by nokonoko1203
Kill orphaned dev servers, browsers, and port-hogging processes spawned during development. Use when ports are occupied, too many node/browser processes are running, or you want a fresh start.
proofkit-fmodata
by proofgeist
Type-safe FileMaker OData client with Drizzle-inspired ORM and TypeScript code generation. Use when working with FileMaker databases in TypeScript projects, querying FM data, defining typed schemas, generating types from FM layouts, or troubleshooting fmodata/typegen issues. Triggers on FileMaker + TypeScript integration tasks.
performance-expert
by personamanagmentlayer
Expert-level performance optimization, profiling, benchmarking, and tuning
tdx-basic
by treasure-data
Executes tdx CLI commands for Treasure Data. Covers tdx databases, tdx tables, tdx query, tdx auth setup, context management with profiles/sessions, and output formats (JSON/TSV/table). Use when users need tdx command syntax, authentication setup, database/table exploration, or query execution.
trino
by treasure-data
TD Trino SQL with TD-specific functions (td_interval, td_time_range, td_time_string, td_sessionize). Use for time-based filtering, partition pruning, and TD query patterns.
testrail-api
by Yuyz0112
Community-maintained OpenAPI 3.0 specification for TestRail API v2.. Use when working with the TestRail API or when the user needs to interact with this API.
testrail-api-readonly
by Yuyz0112
Community-maintained OpenAPI 3.0 specification for TestRail API v2.. Use when working with the TestRail API or when the user needs to interact with this API.
rt-journey-monitor
by treasure-data
Monitor RT journeys - track activation success, debug failures, query activation logs, and optimize performance
jira-8-13-17
by Yuyz0112
. Use when working with the Jira 8.13.17 or when the user needs to interact with this API.