Maintain

Name: maintain
Author: exmergo

exmergo/dex

Use this to keep a dbt project correct as the warehouse and the business change. It detects drift on four axes and proposes the fix: schema drift (source columns and tables added, dropped, retyped, or renamed), volume drift (a row count that collapsed, a table that emptied, a load that half-failed), grain drift (a key that lost uniqueness, a changed row-per-entity cardinality, an increased join fanout), and semantic drift (a metric, measure, dimension, or entity definition that no longer matches, new categorical values, dangling semantic references). Reach for this when something that used to...

★ 24 Synced 1 hour ago View SKILL.md

At a glance

Data & Analytics Manual install Python Actively maintained

This skill is for Data & Analytics and helps you detect schema drift in dbt projects, identify volume anomalies in warehouse tables, and find grain and cardinality issues.

Install

git clone --depth 1 https://github.com/exmergo/dex
cp -r dex/skills/maintain ~/.claude/skills/maintain

Can use Not declared by the author

Good for Detect schema drift in dbt projects Identify volume anomalies in warehouse tables Find grain and cardinality issues Validate semantic definitions in dbt Diagnose dbt project drift

Setup, runtime and requirements describe exmergo/dex, the repo this skill ships in.

dbt data-quality Warehouse Schema Validation anomaly-detection

Also in exmergo/dex

View the repo

Explore Data & Analytics

Use this whenever you need to know what is actually in a database, warehouse, or DuckDB file before you trust it: ranked inventory of what e...

Transform Data & Analytics

Use this to author and change a dbt project: bootstrap a project in a repo that has none (`transform init`), write or refactor model SQL fro...

Other Data & Analytics skills

D3 Visualization nexu-io/open-design

Teaches the agent to produce D3 charts and interactive data visualizations. A comprehensive D3.js skill with examples across chart types and...

Eng Runbook nexu-io/open-design

An engineering runbook — service overview, alerts table, dashboards links, common procedures with copy-pasteable commands, on-call rotation,...

Dating Web nexu-io/open-design

A consumer-feeling dating / matchmaking dashboard — left rail navigation, ticker bar of community signals, headline KPIs, a 30-day mutual-ma...

Live Dashboard nexu-io/open-design

Notion-style team dashboard rendered as a Live Artifact. A single-page, self-contained HTML dashboard with KPIs, a 7-day sparkline, a real-t...

Trading Analysis Dashboard Template nexu-io/open-design

Professional trading analysis dashboard template (single-file HTML) with light/dark theme switch, dense market panels, chart interactions, d...

Dashboard nexu-io/open-design

Admin / analytics dashboard in a single HTML file. Fixed left sidebar, top bar with user/search, main grid of KPI cards and one or two chart...