Database
Database management and queries
altinity-expert-clickhouse-part-log
by Altinity
Diagnose ClickHouse issues by analyzing system.part_log (part creation, merges, mutations, downloads, removals, moves). Use for too many parts / micro-batch inserts, merge backlog or slow merges, mutation storms (ALTER DELETE/UPDATE), unusual replication DownloadPart churn, unexpected RemovePart spikes, or ZooKeeper/Keeper znode growth correlated with part activity.
altinity-expert-clickhouse-mutations
by Altinity
Track and diagnose ClickHouse ALTER UPDATE, ALTER DELETE, and other mutation operations. Use for stuck mutations and mutation performance issues.
altinity-expert-clickhouse-merges
by Altinity
Diagnose ClickHouse merge performance, part backlog, and 'too many parts' errors. Use for merge issues and part management problems.
altinity-expert-clickhouse-dictionaries
by Altinity
Analyze ClickHouse external dictionaries including configuration, memory usage, reload status, and performance. Use for dictionary issues and load failures.
altinity-expert-clickhouse-metrics
by Altinity
Real-time monitoring of ClickHouse metrics, events, and asynchronous metrics. Use for load average, connections, queue monitoring, and resource saturation.
altinity-expert-clickhouse-connection
by Altinity
Should be used when doing clickhouse analysis and diagnostics review before any altinity-expert-clickhouse skill to test clickhouse connection and set general rules
sql-optimization-patterns
by ynulihao
Master SQL query optimization, indexing strategies, and EXPLAIN analysis to dramatically improve database performance and eliminate slow queries. Use when debugging slow queries, designing database schemas, or optimizing application performance.
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.
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.
Cloudflare D1
by itechmeat
cloudflare-r2 â Can export D1 to R2 via Workflows
seuratmap2ref
by pwwang
Map query single-cell datasets to high-quality reference atlases using Seurat's reference mapping workflow. Performs label transfer, UMAP projection, and integration with reference annotations without modifying query expression data. Enables transfer learning from curated atlases like Azimuth PBMC or custom tissue-specific references.
vibe-notionbot
by devxoul
Interact with Notion workspaces using official API - manage pages, databases, blocks, users, and comments
acsets-relational-thinking
by plurigrid
ACSets (Attributed C-Sets) for categorical database design and DPO rewriting
acset-superior-measurement
by plurigrid
Measure ACSets better than authors via surjectivity gadgets, Betti numbers,
flutter-drift
by MADTeacher
Complete guide for using drift database library in Flutter applications. Use when building Flutter apps that need local SQLite database storage with type-safe queries, reactive streams, migrations, and efficient CRUD operations. Includes setup with drift_flutter package, StreamBuilder integration, Provider/Riverpod patterns, and Flutter-specific database management for mobile, web, and desktop platforms.
dart-drift
by MADTeacher
Complete guide for using drift database library in Dart applications (CLI, server-side, non-Flutter). Use when building Dart apps that need local SQLite database storage or PostgreSQL connection with type-safe queries, reactive streams, migrations, and efficient CRUD operations. Includes setup with sqlite3 package, PostgreSQL support with drift_postgres, connection pooling, and server-side patterns.
event-driven-architecture
by NickCrew
Event-driven architecture patterns with event sourcing, CQRS, and message-driven communication. Use when designing distributed systems, microservices communication, or systems requiring eventual consistency and scalability.
toutiao-news-trends
by wuchubuzai2018
获取今日头条(www.toutiao.com)新闻热榜/热搜榜数据，包含时政要闻、财经、社会事件、国际新闻、科技发展及娱乐八卦等多领域的热门中文资讯，并输出热点标题、热度值与跳转链接。
alps2openapi
by alps-asd
Generate OpenAPI specification from ALPS profile. Converts ALPS semantic descriptors to RESTful API definitions with automatic validation.
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.
acsets-algebraic-databases
by plurigrid
"ACSets (Attributed C-Sets): Algebraic databases with Specter-style bidirectional"
acsets-algebraic-databases
by plurigrid
"ACSets (Attributed C-Sets): Algebraic databases with Specter-style bidirectional navigation. Category-theoretic formalism for relational databases."
acset-taxonomy
by plurigrid
Taxonomy of ACSet skills with morphisms to semantically similar categorical/relational skills
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.