kql
kql is an agent skill published by microsoft, listed under review & testing. It lives in the microsoft/skills repository, which has 3,148 GitHub stars and is licensed under MIT; we last read it on 2026-09-16.
Aims to enhance proficiency in Kusto Query Language (KQL) by providing guidance on syntax, join patterns, dynamic types, datetime handling, regex, serialization, memory management, and advanced functions. Useful for writing, debugging, and reviewing KQL queries, even simple ones, by addressing common gotchas that can lead to inefficient queries and costly retries.
Install
skills is a generic installer for any repository of Claude agent skills -- it reads microsoft/skills’s own structure rather than assuming one, the same way this page reads the skill’s own SKILL.md rather than assuming a format.
npx skills add microsoft/skills
Maintenance
KQL language expertise for writing correct, efficient Kusto Query Language queries. Covers syntax gotchas, join patterns, dynamic types, datetime pitfalls, regex patterns, serialization, memory management, result-size discipline, and advanced functions (geo, vector, graph). USE THIS SKILL whenever writing, debugging, or reviewing KQL queries — even simple ones — because the gotchas section prevents the most common errors that waste tool calls and cause expensive retry cascades. Trigger on: KQL, Kusto, ADX, Azure Data Explorer, Fabric Real-Time Intelligence, EventHouse, Log Analytics, log analysis, data exploration, time series, anomaly detection, summarize, where clause, join, extend, project, let statement, parse operator, extract function, any mention of pipe-forward query syntax.
kql compared with similar skills
| Skill | Publisher | What it does | Repo stars | Last update |
|---|---|---|---|---|
| kql (this page) | microsoft | KQL language expertise for writing correct, efficient Kusto Query Language queries. Covers syntax gotchas, jo… | 3,148 | 2026-10-25 |
| debugview(same repository) | microsoft | Sysinternals DebugView CLI (DbgViewCli) for capturing and analyzing usermode and kernel-mode Windows debug ou… | 3,148 | 2026-10-25 |
| frontend-design-review(same repository) | microsoft | Review and create distinctive, production-grade frontend interfaces with high design quality and design syste… | 3,148 | 2026-10-25 |
| code-review | mattpocock | Review the changes since a fixed point (commit, branch, tag, or merge-base) along two axes: Standards (does t… | 303,549 | 2026-10-22 |
| scaffold-exercises | mattpocock | Create exercise directory structures with sections, problems, solutions, and explainers that pass linting. Us… | 303,549 | 2026-10-22 |
| tdd | mattpocock | Test-driven development. Use when the user wants to build features or fix bugs test-first, mentions "red-gree… | 303,549 | 2026-10-22 |
| webapp-testing | anthropic | Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend… | 183,845 | 2026-10-09 |
Skills from the same repository first, then others for this job by repository stars. Figures are from each repository when we last read it.
Common questions about kql
- What does kql do?
- Aims to enhance proficiency in Kusto Query Language (KQL) by providing guidance on syntax, join patterns, dynamic types, datetime handling, regex, serialization, memory management, and advanced functions. Useful for writing, debugging, and reviewing KQL queries, even simple ones, by addressing common gotchas that can lead to inefficient queries and costly retries.
- How do I install kql?
- Run npx skills add microsoft/skills. The skills installer reads the repository’s own structure, so it works for any repository of agent skills.
- Who publishes kql?
- microsoft.
- Is kql maintained, and what licence does it use?
- Its repository has 3,148 GitHub stars and its state in our directory is listed. Its last commit we recorded was on 2026-10-25. The repository declares the MIT licence.
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