Databases
SQL, NoSQL, and database management skills
4429 skills in this category
Subcategories
curriculum-iterate-feedback
Synthesize feedback from students, outcomes data, and peer reviews to generate prioritized curriculum revision recommendations and track effectiveness over versions. Use when revising curriculum, analyzing feedback, or continuous improvement. Activates on "improve curriculum", "analyze feedback", "revision recommendations", or "iterate on content".
imessage
Interact with Messages app - read conversations, send messages, and check for new messages using AppleScript and SQLite database access
integrated-rag-chatbot-developer
Design, generate, and fully deploy a stylish, production-ready Retrieval-Augmented Generation (RAG) chatbot embedded directly into any website/project. Uses OpenAI ChatKit widget + Cohere embeddings + Qdrant Cloud + Neon Serverless Postgres + FastAPI backend. Supports selected-text questioning and full conversation history.
component-registry-query
Query ACM/MCE component registry information including squad ownership, GitHub repositories, Konflux components, JIRA components, bundles, and prodsec components. Use when user asks about component ownership, squad assignments, repository URLs, component mappings, or any queries related to ACM/MCE components like "which squad owns X", "what's the repo for Y", "list components for Z squad", "what JIRA component for X", or "show all Server Foundation components".
python
Create Python projects with modern best practices. Use when asked to create a Python project, FastAPI app, CLI tool, or Python package. Includes uv for package management, Docker, pre-commit, ruff, FastAPI with uvloop, Typer CLI, SQLModel, and Pydantic.
sql
Use when writing, reviewing, or optimizing SQL queries. Covers PostgreSQL syntax, query patterns, schema design, indexing, and performance tuning. Triggers on SQL file creation, query optimization, schema migrations, or database design. For Python ORM usage, see python-backend skill.
persistence-expert
Long FK 전략, QueryDSL DTO Projection, N+1 해결. JPA 관계 어노테이션 금지. /kb-persistence 명령 시 자동 활성화.
code-commenter
Add detailed comments explaining WHY code works, its context, edge cases, and performance implications. Use when user mentions "add comments", "document", "explain code", "improve readability", or "maintainability". Supports C++, Python, Java, JavaScript, Go, Rust, SQL.
build
Development: Unified build system for OS images, pods, VMs, and ISOs.Run from repository root with 'just build <subcommand>'. Includes smartcache strategy that matches GitHub Actions for optimal build times.
practice-hub-database-ops
Safe database operations for Practice Hub following strict conventions. NO MIGRATIONS during development - direct schema updates only. Includes scripts to validate schema, check seed data consistency, and safely reset database. Critical for pre-production optimization.
mozilla-query-writing
Write efficient BigQuery queries for Mozilla telemetry. Use when user asks about: Firefox DAU/MAU, telemetry queries, BigQuery Mozilla, baseline_clients, events_stream, search metrics, user counts, or Firefox data analysis.
setup-dev-env
開発環境セットアップスキル(依存関係インストール、DB初期化、環境変数設定)
render
Deploys web applications on Render with automatic builds, managed databases, and zero-config SSL. Use when deploying web services, static sites, or setting up managed infrastructure.
supabase-expert
This skill should be used when the user asks to "create a Supabase table", "write RLS policies", "set up Supabase Auth", "create Edge Functions", "configure Storage buckets", "use Supabase with Next.js", "migrate API keys", "implement row-level security", "create database functions", "set up SSR auth", or mentions 'Supabase', 'RLS', 'Edge Function', 'Storage bucket', 'anon key', 'service role', 'publishable key', 'secret key'. Automatically triggers when user mentions 'database', 'table', 'SQL', 'migration', 'policy'.
quiz-generator
Generate 50-question interactive quizzes using the Quiz component with randomized batching.Use when creating end-of-chapter assessments. Displays 15-20 questions per session withimmediate feedback. NOT for static markdown quizzes.
mongo-ts
MongoDB CLI 工具。直接執行 MongoDB 查詢語法,支援 CRUD、聚合、索引管理。輸出格式:table/json/csv/yaml。預設唯讀模式保護生產環境。
livekit-prompt-builder
Guide for creating effective prompts and instructions for LiveKit voice agents. Use when building conversational AI agents with the LiveKit Agents framework, including (1) Creating new voice agent prompts from scratch, (2) Improving existing agent instructions, (3) Optimizing prompts for text-to-speech output, (4) Integrating tool/function calling capabilities, (5) Building multi-agent systems with handoffs, (6) Ensuring voice-friendly formatting and brevity for natural conversations, (7) Iteratively improving prompts based on testing and feedback, (8) Building industry-specific agents (debt collection, healthcare, banking, customer service, front desk).
ln-621-security-auditor
Security audit worker (L3). Scans codebase for hardcoded secrets, SQL injection, XSS, insecure dependencies, missing input validation. Returns findings with severity (Critical/High/Medium/Low), location, effort, and recommendations.
postgres-mcp-analyst
PostgreSQL MCPでスキーマ確認とread-only分析を行う。集計・意思決定資料が必要な時に使う。
supabase-database-ops
Critical guardrail for Supabase database operations ensuring multi-tenant isolation with publication_id filtering, proper use of supabaseAdmin, avoiding SELECT *, error handling patterns, and secure server-side database access. Use when writing database queries, working with supabase, accessing newsletter_campaigns, articles, rss_posts, or any tenant-scoped data.