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Rank rows by a numeric column

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The highest (or lowest) rows of the Amortlane dataset by a numeric column — "which is the most/least X".

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
limitNo
columnYes
ascendingNotrue for the lowest first; default highest first

Schema Changelog

Changes observed during successful MCP inspections. Dates show when Glama detected each change.

  1. First observed

TDQS

A3.5/5.0
Behavior3/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

With no annotations, the description carries the full burden. It does disclose the core behavior: returning rows ordered by highest/lowest values of a numeric column, with no hint of side effects. However, it omits default limit behavior, tie-breaking, and how non-numeric or null values are handled.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

One compact sentence with no filler, and the paraphrase 'which is the most/least X' makes the purpose immediately relatable. The core idea is front-loaded and every element earns its place.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness3/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Given no annotations and no output schema, the description is adequate but minimal. It doesn't specify expected row count, default ordering, or return shape, so an agent would still need to infer important invocation details.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema description coverage is only 33%, so the description must compensate. It clarifies that `column` must be numeric and implicitly references `ascending` via 'highest (or lowest)', but it never explains `limit` or a default row count, leaving a key parameter semantically under-specified.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose4/5

Does the description clearly state what the tool does and how it differs from similar tools?

States a specific verb and resource ('highest (or lowest) rows of the Amortlane dataset by a numeric column'), which clearly identifies a ranking operation. It doesn't explicitly contrast with sibling tools like dataset_row or dataset_stats, so it stops short of full differentiation.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines3/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

The gloss 'which is the most/least X' implies the tool is for ordering/top-N questions, but there is no explicit when-to-use or when-not-to-use guidance. It does not mention alternatives such as dataset_compare or dataset_stats, leaving the routing decision to inference.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

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TDQS

A3.8/5.0
Disambiguation4/5

dataset_row, dataset_compare, and dataset_search all retrieve rows and could be confused at first, but their descriptions clearly separate exact equality, multi-value ordered comparison, and substring search. The other tools are distinct in purpose.

Naming Consistency3/5

All tools share a dataset_ prefix in snake_case, which aids recognition, but the suffix mixes nouns like columns, row, stats, and provenance with verbs like compare and search. There is no consistent verb_noun pattern across the set.

Tool Count5/5

Seven tools is well-scoped for a single-dataset query server. Each tool addresses a distinct class of question, from schema and provenance to exact lookup, search, comparison, stats, and ranking.

Completeness5/5

The toolset covers the full read-only query lifecycle for the Amortlane dataset: schema discovery, provenance, exact and fuzzy retrieval, multi-value comparisons, numeric aggregation, and top/bottom ranking. No critical operation appears missing for typical analytical workflows.

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