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detecting-performance-bottlenecks

Execute this skill enables AI assistant to detect and resolve performance bottlenecks in applications. it analyzes cpu, memory, i/o, and database performance to identify areas of concern. use this ski

monitoring-error-rates

Monitor and analyze application error rates to improve reliability. Use when tracking errors in applications including HTTP errors, exceptions, and database issues. Trigger with phrases like "monitor

collecting-infrastructure-metrics

Collect comprehensive infrastructure performance metrics across compute, storage, network, containers, load balancers, and databases. Use when monitoring system performance or troubleshooting infrastr

aggregating-performance-metrics

Aggregate and centralize performance metrics from applications, systems, databases, caches, and services. Use when consolidating monitoring data from multiple sources. Trigger with phrases like "aggre

tracking-application-response-times

Track and optimize application response times across API endpoints, database queries, and service calls. Use when monitoring performance or identifying bottlenecks. Trigger with phrases like "track re

clickhouse-ci-integration

Run ClickHouse integration tests in CI with GitHub Actions and Docker containers. Use when setting up automated testing against a real ClickHouse instance, configuring CI pipelines, or implementing sc

clickhouse-common-errors

Diagnose and fix the top 15 ClickHouse errors — query failures, insert problems, memory limits, and merge issues. Use when a ClickHouse query or insert throws an exception, a server-side error appears

clickhouse-core-workflow-a

Design ClickHouse schemas with MergeTree engines, ORDER BY keys, and partitioning. Use when creating new tables, choosing an engine, designing sort keys, or modeling data for analytical workloads on C

clickhouse-core-workflow-b

Insert, query, and aggregate data in ClickHouse with real SQL patterns. Use when writing analytical queries, inserting data at scale, building dashboards, or implementing materialized views for pre-ag

clickhouse-cost-tuning

Optimize ClickHouse Cloud costs — compute scaling, storage tiering, compression, and query efficiency for lower bills. Use when analyzing ClickHouse Cloud bills, reducing storage costs, or optimizing

clickhouse-data-handling

Handle data lifecycle in ClickHouse — TTL expiration, data deletion (GDPR), column-level encryption, and audit logging with real ClickHouse SQL. Use when implementing data retention, fulfilling GDPR/C

clickhouse-debug-bundle

Collect ClickHouse diagnostic data — system tables, query logs, merge status, and server metrics for support tickets and troubleshooting. Use when investigating persistent issues, preparing debug arti

clickhouse-deploy-integration

Deploy ClickHouse-backed applications to Vercel, Fly.io, and Cloud Run with connection pooling, secrets, and health checks. Use when deploying applications that connect to ClickHouse Cloud, configurin

clickhouse-enterprise-rbac

Configure ClickHouse enterprise RBAC — SQL-based users, roles, row policies, column-level grants, and quota management. Use when setting up multi-user access control, implementing tenant isolation, or

clickhouse-hello-world

Create your first ClickHouse table, insert data, and run analytical queries. Use when starting a new ClickHouse project, learning MergeTree basics, or testing your ClickHouse connection with real oper

clickhouse-incident-runbook

ClickHouse incident response — triage, diagnose, and remediate server issues using system tables, kill stuck queries, and execute recovery procedures. Use when ClickHouse is slow, unresponsive, OOM-ki

clickhouse-install-auth

Install @clickhouse/client and configure authentication to ClickHouse Cloud or self-hosted. Use when setting up a new ClickHouse project, configuring connection strings, or initializing the official N

clickhouse-local-dev-loop

Run ClickHouse locally with Docker, configure test fixtures, and iterate fast. Use when setting up a local ClickHouse dev environment, writing integration tests against ClickHouse, or running ClickHou

clickhouse-migration-deep-dive

Execute ClickHouse schema migrations — ALTER TABLE operations, data migration between engines, versioned migration runners, and zero-downtime schema changes. Use when modifying ClickHouse schemas, mig

clickhouse-multi-env-setup

Configure ClickHouse across dev, staging, and production with environment-specific settings, secrets management, and infrastructure-as-code patterns. Use when setting up per-environment ClickHouse ins

clickhouse-observability

Monitor ClickHouse with Prometheus metrics, Grafana dashboards, system table queries, and alerting for query performance, merge health, and resource usage. Use when setting up ClickHouse monitoring, b

clickhouse-performance-tuning

Optimize ClickHouse query performance with indexing, projections, settings tuning, and query analysis using system tables. Use when queries are slow, investigating performance bottlenecks, or tuning C

clickhouse-prod-checklist

Production readiness checklist for ClickHouse — server tuning, backup, monitoring, and deployment verification. Use when launching a ClickHouse deployment, doing a go-live review, or auditing producti

clickhouse-rate-limits

Configure ClickHouse query concurrency, memory quotas, and connection limits. Use when hitting "too many simultaneous queries", managing concurrent users, or tuning server-side resource limits so an a