mongodb-query-optimizer
SkillHelp with MongoDB query optimization and indexing. Use only when the user asks for optimization or performance: "How do I optimize this query?", "How do I index this?", "Why is this query slow?", "Can you fix my slow queries?", "What are the slow queries on my cluster?", etc. Do not invoke for gener
Install
git clone https://github.com/mongodb/agent-skills.git ~/.claude/skills/mongodb-query-optimizerWhat is mongodb-query-optimizer?
Help with MongoDB query optimization and indexing. Use only when the user asks for optimization or performance: "How do I optimize this query?", "How do I index this?", "Why is this query slow?", "Can you fix my slow queries?", "What are the slow queries on my cluster?", etc. Do not invoke for general MongoDB query writing unless user asks for performance or index help. Prefer indexing as optimization strategy. Use MongoDB MCP when available.
What this can do
Capabilities declared in this component's own frontmatter — not inferred.
Inherit all session tools
Declares no tool restrictions — inherits every session tool
~112 tokens of context used while enabled, before you invoke anything
Documentation
README · ~6 min readMongoDB Query Optimizer
When this skill is invoked
Invoke only when the user wants:
- Query/index optimization or performance help
- Why a query is slow or how to speed it up
- Slow queries on their cluster and/or how to optimize them
Do not invoke for routine query authoring unless the user has requested help with optimization, slow queries, or indexing.
High Level Workflow
General Performance Help
If the user wants to examine slow queries, or is looking for general performance suggestions (not regarding any particular query):
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