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nosql-expert

Expert guidance for distributed NoSQL databases (Cassandra, DynamoDB). Focuses on mental models, query-first modeling, single-table design, and avoiding hot partitions in high-scale systems.

60

Quality

71%

Does it follow best practices?

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SecuritybySnyk

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tessl review fix ./plugins/AI-Agents-Safe-Coding-Skills-claude/skills/nosql-expert/SKILL.md

The canonical home for this skill is nosql-expert in administrakt0r/AI-Agents-Safe-Coding-Skills

SKILL.md
Quality
Evals
Security

Quality

Content

67%Weight 40%Scale 1-5

Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.

The body is well-structured and actionable, with concrete patterns, examples, and a useful checklist for NoSQL schema design. The main drag is mild verbosity from explaining SQL-vs-NoSQL concepts Claude already knows.

Suggestions

Trim or compress the SQL-vs-Distributed-NoSQL comparison table and the 'Unlike SQL...' framing, since Claude already knows relational concepts.

Add a brief validation/verification checkpoint to the Query-First Modeling process (e.g., 'verify each access pattern resolves to a single-partition lookup before finalizing the schema').

Consider splitting the per-database Specific Guidance (Cassandra/ScyllaDB and DynamoDB) into reference files once the skill grows, keeping SKILL.md as an overview.

DimensionReasoningScore

Conciseness

Mostly efficient with well-chosen tables and bullets, but includes some over-explanation of concepts Claude already knows (the SQL-vs-NoSQL comparison table and the 'Unlike SQL...' framing) that could be trimmed.

3 / 5

Actionability

Provides concrete, specific design guidance — PK/SK examples, single-table adjacency-list rows, GSI/LSI rules, and named anti-patterns — with only minor gaps; it is instruction-style rather than copy-paste code, which is appropriate here.

4 / 5

Workflow Clarity

The Query-First Modeling process is clearly sequenced and the Expert Checklist acts as a pre-finalization checkpoint; minor validation gaps remain but this is advisory design guidance rather than a destructive/batch operation.

4 / 5

Progressive Disclosure

Well-organized into clearly headed sections with no nested references and content appropriately kept in a single file for a knowledge skill; no bundle files exist, so structure is judged on organization alone.

4 / 5

Total

15

/

20

Passed

Description

75%Weight 40%Scale 1-5

Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.

The description is specific and distinctive, clearly conveying a NoSQL/Cassandra/DynamoDB niche with concrete capability areas. Its main weakness is the absence of an explicit 'Use when...' trigger clause, which caps completeness at 3.

Suggestions

Add an explicit 'Use when...' clause naming concrete trigger scenarios (e.g., 'Use when designing schemas for Cassandra, ScyllaDB, or DynamoDB, modeling access patterns, or diagnosing hot partitions').

Include common synonyms and adjacent terms in the description (ScyllaDB, wide-column store, key-value store) so natural phrasings match.

Tighten 'Expert guidance' to a more action-oriented third-person verb phrase (e.g., 'Models, tunes, and reviews...').

DimensionReasoningScore

Specificity

Names the domain and multiple concrete capabilities — 'mental models, query-first modeling, single-table design, and avoiding hot partitions' — giving comprehensive coverage of what the skill does.

5 / 5

Completeness

Has a clear 'what' (expert guidance and its focus areas) but no explicit 'Use when...' trigger clause, so 'when' is only weakly implied — capped at 3 per the missing-trigger guideline.

3 / 5

Trigger Term Quality

Includes natural terms users would say ('NoSQL', 'Cassandra', 'DynamoDB', 'hot partitions', 'single-table design') with good keyword coverage, though a few synonyms (e.g., ScyllaDB, wide-column) are absent from the description.

4 / 5

Distinctiveness Conflict Risk

Targets a clear niche (distributed NoSQL, specifically Cassandra/DynamoDB) with distinct triggers and minimal overlap risk against other skills.

5 / 5

Total

17

/

20

Passed

Validation

93%

Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.

Validation15 / 16 Passed

Validation for skill structure

CriteriaDescriptionResult

frontmatter_unknown_keys

Unknown frontmatter key(s) found; consider removing or moving to metadata

Warning

Total

15

/

16

Passed

Repository
administrakt0r/AI-Agents-Safe-Coding-Skills
Reviewed

Table of Contents

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